42465354783631 has 16 divisors (see below), whose sum is σ = 47224769727520. Its totient is φ = 37935930614400.

The previous prime is 42465354783617. The next prime is 42465354783647. The reversal of 42465354783631 is 13638745356424.

It is not a de Polignac number, because 42465354783631 - 2³¹ = 42463207299983 is a prime.

It is a super-2 number, since 2×42465354783631² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42465354783631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42465354783601) 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, 348409920 + ... + 348531781.

It is an arithmetic number, because the mean of its divisors is an integer number (2951548107970).

Almost surely, 2^{42465354783631} is an apocalyptic number.

42465354783631 is a deficient number, since it is larger than the sum of its proper divisors (4759414943889).

42465354783631 is a wasteful number, since it uses less digits than its factorization.

42465354783631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696941866.

The product of its digits is 174182400, while the sum is 61.

The spelling of 42465354783631 in words is "forty-two trillion, four hundred sixty-five billion, three hundred fifty-four million, seven hundred eighty-three thousand, six hundred thirty-one".