40156883520 has 112 divisors (see below), whose sum is σ = 137305694400. Its totient is φ = 9884768256.

The previous prime is 40156883497. The next prime is 40156883551. The reversal of 40156883520 is 2538865104.

It is a super-2 number, since 2×40156883520² (a number of 22 digits) contains 22 as substring.

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, 1596370 + ... + 1621329.

It is an arithmetic number, because the mean of its divisors is an integer number (1225943700).

Almost surely, 2^40156883520 is an apocalyptic number.

40156883520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40156883520 is an abundant number, since it is smaller than the sum of its proper divisors (97148810880).

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

40156883520 is a wasteful number, since it uses less digits than its factorization.

40156883520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3217732 (or 3217722 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 42.

The spelling of 40156883520 in words is "forty billion, one hundred fifty-six million, eight hundred eighty-three thousand, five hundred twenty".