10240621602466 has 8 divisors (see below), whose sum is σ = 15360946514460. Its totient is φ = 5120306097648.

The previous prime is 10240621602461. The next prime is 10240621602481. The reversal of 10240621602466 is 66420612604201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10179105201841 + 61516400625 = 3190471^2 + 248025^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (10240621602461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1925700 + ... + 4918288.

Almost surely, 2^{10240621602466} is an apocalyptic number.

10240621602466 is a deficient number, since it is larger than the sum of its proper divisors (5120324911994).

10240621602466 is a wasteful number, since it uses less digits than its factorization.

10240621602466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4703588.

The product of its (nonzero) digits is 165888, while the sum is 40.

The spelling of 10240621602466 in words is "ten trillion, two hundred forty billion, six hundred twenty-one million, six hundred two thousand, four hundred sixty-six".