42236631136556 has 12 divisors (see below), whose sum is σ = 74926626468792. Its totient is φ = 20829023574048.

The previous prime is 42236631136547. The next prime is 42236631136627. The reversal of 42236631136556 is 65563113663224.

It is a super-2 number, since 2×42236631136556² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42236631136498 and 42236631136507.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72322998230 + ... + 72322998813.

It is an arithmetic number, because the mean of its divisors is an integer number (6243885539066).

Almost surely, 2^{42236631136556} is an apocalyptic number.

It is an amenable number.

42236631136556 is a deficient number, since it is larger than the sum of its proper divisors (32689995332236).

42236631136556 is a wasteful number, since it uses less digits than its factorization.

42236631136556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144645997120 (or 144645997118 counting only the distinct ones).

The product of its digits is 13996800, while the sum is 53.

The spelling of 42236631136556 in words is "forty-two trillion, two hundred thirty-six billion, six hundred thirty-one million, one hundred thirty-six thousand, five hundred fifty-six".