10240634665445 has 16 divisors (see below), whose sum is σ = 12299365525440. Its totient is φ = 8185440541824.

The previous prime is 10240634665441. The next prime is 10240634665477. The reversal of 10240634665445 is 54456643604201.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10240634665445 - 2² = 10240634665441 is a prime.

It is a super-2 number, since 2×10240634665445² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10240634665393 and 10240634665402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10240634665441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40054457 + ... + 40309313.

It is an arithmetic number, because the mean of its divisors is an integer number (768710345340).

Almost surely, 2^{10240634665445} is an apocalyptic number.

It is an amenable number.

10240634665445 is a deficient number, since it is larger than the sum of its proper divisors (2058730859995).

10240634665445 is a wasteful number, since it uses less digits than its factorization.

10240634665445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261764.

The product of its (nonzero) digits is 8294400, while the sum is 50.

The spelling of 10240634665445 in words is "ten trillion, two hundred forty billion, six hundred thirty-four million, six hundred sixty-five thousand, four hundred forty-five".