40557064192 has 26 divisors (see below), whose sum is σ = 81104234948. Its totient is φ = 20278530048.

The previous prime is 40557064159. The next prime is 40557064243. The reversal of 40557064192 is 29146075504.

It is a super-2 number, since 2×40557064192² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4946718 + ... + 4954909.

Almost surely, 2^40557064192 is an apocalyptic number.

It is an amenable number.

40557064192 is a deficient number, since it is larger than the sum of its proper divisors (40547170756).

40557064192 is an frugal number, since it uses more digits than its factorization.

40557064192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9901651 (or 9901629 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 43.

The spelling of 40557064192 in words is "forty billion, five hundred fifty-seven million, sixty-four thousand, one hundred ninety-two".