42771740356556 has 36 divisors (see below), whose sum is σ = 75062140633704. Its totient is φ = 21325582924800.

The previous prime is 42771740356517. The next prime is 42771740356627. The reversal of 42771740356556 is 65565304717724.

It is a super-2 number, since 2×42771740356556² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2377916195 + ... + 2377934181.

Almost surely, 2^{42771740356556} is an apocalyptic number.

It is an amenable number.

42771740356556 is a deficient number, since it is larger than the sum of its proper divisors (32290400277148).

42771740356556 is a wasteful number, since it uses less digits than its factorization.

42771740356556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22490 (or 22087 counting only the distinct ones).

The product of its (nonzero) digits is 148176000, while the sum is 62.

The spelling of 42771740356556 in words is "forty-two trillion, seven hundred seventy-one billion, seven hundred forty million, three hundred fifty-six thousand, five hundred fifty-six".