42561704022 has 32 divisors (see below), whose sum is σ = 87217288704. Its totient is φ = 13838395200.

The previous prime is 42561703991. The next prime is 42561704047. The reversal of 42561704022 is 22040716524.

It is a super-2 number, since 2×42561704022² (a number of 22 digits) contains 22 as substring.

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, 1443447 + ... + 1472637.

It is an arithmetic number, because the mean of its divisors is an integer number (2725540272).

Almost surely, 2^42561704022 is an apocalyptic number.

42561704022 is an abundant number, since it is smaller than the sum of its proper divisors (44655584682).

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

42561704022 is a wasteful number, since it uses less digits than its factorization.

42561704022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35164.

The product of its (nonzero) digits is 26880, while the sum is 33.

The spelling of 42561704022 in words is "forty-two billion, five hundred sixty-one million, seven hundred four thousand, twenty-two".