40170733836 has 48 divisors (see below), whose sum is σ = 96548551008. Its totient is φ = 12991449600.

The previous prime is 40170733783. The next prime is 40170733843. The reversal of 40170733836 is 63833707104.

It is a super-2 number, since 2×40170733836² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

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, 136495 + ... + 314598.

It is an arithmetic number, because the mean of its divisors is an integer number (2011428146).

Almost surely, 2^40170733836 is an apocalyptic number.

It is an amenable number.

40170733836 is an abundant number, since it is smaller than the sum of its proper divisors (56377817172).

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

40170733836 is a wasteful number, since it uses less digits than its factorization.

40170733836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451322 (or 451320 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 42.

The spelling of 40170733836 in words is "forty billion, one hundred seventy million, seven hundred thirty-three thousand, eight hundred thirty-six".