2626661453000 has 128 divisors (see below), whose sum is σ = 6622646940000. Its totient is φ = 969337267200.

The previous prime is 2626661452981. The next prime is 2626661453041. The reversal of 2626661453000 is 3541666262.

It is a happy number.

It can be written as a sum of positive squares in 16 ways, for example, as 40733734276 + 2585927718724 = 201826^2 + 1608082^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25285166 + ... + 25388834.

Almost surely, 2^{2626661453000} is an apocalyptic number.

2626661453000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2626661453000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3311323470000).

2626661453000 is an abundant number, since it is smaller than the sum of its proper divisors (3995985487000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2626661453000 is a wasteful number, since it uses less digits than its factorization.

2626661453000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105652 (or 105638 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 2626661453000 in words is "two trillion, six hundred twenty-six billion, six hundred sixty-one million, four hundred fifty-three thousand".