42252251096556 has 72 divisors (see below), whose sum is σ = 106944649222320. Its totient is φ = 14065588423296.

The previous prime is 42252251096551. The next prime is 42252251096659. The reversal of 42252251096556 is 65569015225224.

42252251096556 is a `hidden beast` number, since 4 + 2 + 2 + 52 + 25 + 10 + 9 + 6 + 556 = 666.

It is a super-2 number, since 2×42252251096556² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42252251096551) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83844750 + ... + 84347178.

It is an arithmetic number, because the mean of its divisors is an integer number (1485342350310).

Almost surely, 2^{42252251096556} is an apocalyptic number.

It is an amenable number.

42252251096556 is an abundant number, since it is smaller than the sum of its proper divisors (64692398125764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42252251096556 is a wasteful number, since it uses less digits than its factorization.

42252251096556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505503 (or 505498 counting only the distinct ones).

The product of its (nonzero) digits is 12960000, while the sum is 54.

The spelling of 42252251096556 in words is "forty-two trillion, two hundred fifty-two billion, two hundred fifty-one million, ninety-six thousand, five hundred fifty-six".