42431054655 has 16 divisors (see below), whose sum is σ = 74061477504. Its totient is φ = 20572632480.

The previous prime is 42431054629. The next prime is 42431054713. The reversal of 42431054655 is 55645013424.

42431054655 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 42431054655 - 2⁸ = 42431054399 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128578789 + ... + 128579118.

It is an arithmetic number, because the mean of its divisors is an integer number (4628842344).

Almost surely, 2^42431054655 is an apocalyptic number.

42431054655 is a deficient number, since it is larger than the sum of its proper divisors (31630422849).

42431054655 is a wasteful number, since it uses less digits than its factorization.

42431054655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257157926.

The product of its (nonzero) digits is 288000, while the sum is 39.

The spelling of 42431054655 in words is "forty-two billion, four hundred thirty-one million, fifty-four thousand, six hundred fifty-five".