2629453590481 has 3 divisors (see below), whose sum is σ = 2629455212041. Its totient is φ = 2629451968922.

The previous prime is 2629453590479. The next prime is 2629453590499. The reversal of 2629453590481 is 1840953549262.

It is a happy number.

The square root of 2629453590481 is 1621559.

It is a perfect power (a square), and thus also a powerful number.

2629453590481 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 2629453590481 - 2¹ = 2629453590479 is a prime.

It is a super-2 number, since 2×2629453590481² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2629453590461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 810780 + ... + 2432338.

Almost surely, 2^{2629453590481} is an apocalyptic number.

2629453590481 is the 1621559-th square number.

2629453590481 is the 810780-th centered octagonal number.

It is an amenable number.

2629453590481 is a deficient number, since it is larger than the sum of its proper divisors (1621560).

2629453590481 is an frugal number, since it uses more digits than its factorization.

2629453590481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3243118 (or 1621559 counting only the distinct ones).

The product of its (nonzero) digits is 18662400, while the sum is 58.

The spelling of 2629453590481 in words is "two trillion, six hundred twenty-nine billion, four hundred fifty-three million, five hundred ninety thousand, four hundred eighty-one".