10240392897 has 32 divisors (see below), whose sum is σ = 17344700160. Its totient is φ = 5849470080.

The previous prime is 10240392889. The next prime is 10240392907. The reversal of 10240392897 is 79829304201.

10240392897 is a `hidden beast` number, since 10 + 240 + 392 + 8 + 9 + 7 = 666.

It is not a de Polignac number, because 10240392897 - 2³ = 10240392889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10240392847) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 592693 + ... + 609725.

It is an arithmetic number, because the mean of its divisors is an integer number (542021880).

Almost surely, 2^10240392897 is an apocalyptic number.

It is an amenable number.

10240392897 is a deficient number, since it is larger than the sum of its proper divisors (7104307263).

10240392897 is a wasteful number, since it uses less digits than its factorization.

10240392897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20230 (or 20224 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The spelling of 10240392897 in words is "ten billion, two hundred forty million, three hundred ninety-two thousand, eight hundred ninety-seven".