42534552655 has 24 divisors (see below), whose sum is σ = 59403586032. Its totient is φ = 29152392192.

The previous prime is 42534552589. The next prime is 42534552703. The reversal of 42534552655 is 55625543524.

42534552655 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42534552655 - 2¹⁵ = 42534519887 is a prime.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 476604 + ... + 558766.

It is an arithmetic number, because the mean of its divisors is an integer number (2475149418).

Almost surely, 2^42534552655 is an apocalyptic number.

42534552655 is a deficient number, since it is larger than the sum of its proper divisors (16869033377).

42534552655 is a wasteful number, since it uses less digits than its factorization.

42534552655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84295 (or 84288 counting only the distinct ones).

The product of its digits is 3600000, while the sum is 46.

The spelling of 42534552655 in words is "forty-two billion, five hundred thirty-four million, five hundred fifty-two thousand, six hundred fifty-five".