10201493457 has 16 divisors (see below), whose sum is σ = 15115047360. Its totient is φ = 6800220000.

The previous prime is 10201493453. The next prime is 10201493479. The reversal of 10201493457 is 75439410201.

10201493457 is a `hidden beast` number, since 102 + 0 + 14 + 93 + 457 = 666.

It is not a de Polignac number, because 10201493457 - 2² = 10201493453 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (10201493453) 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, 315357 + ... + 346197.

It is an arithmetic number, because the mean of its divisors is an integer number (944690460).

Almost surely, 2^10201493457 is an apocalyptic number.

It is an amenable number.

10201493457 is a deficient number, since it is larger than the sum of its proper divisors (4913553903).

10201493457 is a wasteful number, since it uses less digits than its factorization.

10201493457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43101 (or 43095 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The spelling of 10201493457 in words is "ten billion, two hundred one million, four hundred ninety-three thousand, four hundred fifty-seven".