40387210824 has 32 divisors (see below), whose sum is σ = 105357942720. Its totient is φ = 12877081536.

The previous prime is 40387210793. The next prime is 40387210837. The reversal of 40387210824 is 42801278304.

40387210824 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40387210824² (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 7 ways as a sum of consecutive naturals, for example, 36582067 + ... + 36583170.

It is an arithmetic number, because the mean of its divisors is an integer number (3292435710).

Almost surely, 2^40387210824 is an apocalyptic number.

It is an amenable number.

40387210824 is an abundant number, since it is smaller than the sum of its proper divisors (64970731896).

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

40387210824 is a wasteful number, since it uses less digits than its factorization.

40387210824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73165269 (or 73165265 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 39.

The spelling of 40387210824 in words is "forty billion, three hundred eighty-seven million, two hundred ten thousand, eight hundred twenty-four".