42731474213577 has 64 divisors (see below), whose sum is σ = 62648532172800. Its totient is φ = 25822541015040.

The previous prime is 42731474213537. The next prime is 42731474213611. The reversal of 42731474213577 is 77531247413724.

It is not a de Polignac number, because 42731474213577 - 2²⁶ = 42731407104713 is a prime.

It is a super-2 number, since 2×42731474213577² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42731474213537) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 31007449 + ... + 32356217.

It is an arithmetic number, because the mean of its divisors is an integer number (978883315200).

Almost surely, 2^{42731474213577} is an apocalyptic number.

It is an amenable number.

42731474213577 is a deficient number, since it is larger than the sum of its proper divisors (19917057959223).

42731474213577 is a wasteful number, since it uses less digits than its factorization.

42731474213577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1349118.

The product of its digits is 27659520, while the sum is 57.

The spelling of 42731474213577 in words is "forty-two trillion, seven hundred thirty-one billion, four hundred seventy-four million, two hundred thirteen thousand, five hundred seventy-seven".