42255556613451 has 16 divisors (see below), whose sum is σ = 62601831177600. Its totient is φ = 28169918121384.

The previous prime is 42255556613441. The next prime is 42255556613477. The reversal of 42255556613451 is 15431665555224.

42255556613451 is a `hidden beast` number, since 4 + 2 + 2 + 5 + 5 + 556 + 6 + 1 + 34 + 51 = 666.

42255556613451 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 42255556613451 - 2²⁵ = 42255523059019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42255556613441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10867521 + ... + 14234258.

It is an arithmetic number, because the mean of its divisors is an integer number (3912614448600).

Almost surely, 2^{42255556613451} is an apocalyptic number.

42255556613451 is a deficient number, since it is larger than the sum of its proper divisors (20346274564149).

42255556613451 is a wasteful number, since it uses less digits than its factorization.

42255556613451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25164135 (or 25164129 counting only the distinct ones).

The product of its digits is 21600000, while the sum is 54.

The spelling of 42255556613451 in words is "forty-two trillion, two hundred fifty-five billion, five hundred fifty-six million, six hundred thirteen thousand, four hundred fifty-one".