42875656436657 has 16 divisors (see below), whose sum is σ = 46787961987648. Its totient is φ = 38965771975680.

The previous prime is 42875656436651. The next prime is 42875656436663. The reversal of 42875656436657 is 75663465657824.

It is an interprime number because it is at equal distance from previous prime (42875656436651) and next prime (42875656436663).

It is not a de Polignac number, because 42875656436657 - 2¹⁴ = 42875656420273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42875656436651) 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, 1277451158 + ... + 1277484720.

It is an arithmetic number, because the mean of its divisors is an integer number (2924247624228).

Almost surely, 2^{42875656436657} is an apocalyptic number.

It is an amenable number.

42875656436657 is a deficient number, since it is larger than the sum of its proper divisors (3912305550991).

42875656436657 is a wasteful number, since it uses less digits than its factorization.

42875656436657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66160.

The product of its digits is 6096384000, while the sum is 74.

The spelling of 42875656436657 in words is "forty-two trillion, eight hundred seventy-five billion, six hundred fifty-six million, four hundred thirty-six thousand, six hundred fifty-seven".