42232661556 has 48 divisors (see below), whose sum is σ = 101000910528. Its totient is φ = 13726777600.

The previous prime is 42232661539. The next prime is 42232661561. The reversal of 42232661556 is 65516623224.

It is a super-2 number, since 2×42232661556² (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, 927826 + ... + 972278.

It is an arithmetic number, because the mean of its divisors is an integer number (2104185636).

Almost surely, 2^42232661556 is an apocalyptic number.

It is an amenable number.

42232661556 is an abundant number, since it is smaller than the sum of its proper divisors (58768248972).

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

42232661556 is a wasteful number, since it uses less digits than its factorization.

42232661556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46432 (or 46430 counting only the distinct ones).

The product of its digits is 518400, while the sum is 42.

The spelling of 42232661556 in words is "forty-two billion, two hundred thirty-two million, six hundred sixty-one thousand, five hundred fifty-six".