40206037824 has 56 divisors (see below), whose sum is σ = 118198310720. Its totient is φ = 13402012032.

The previous prime is 40206037819. The next prime is 40206037831. The reversal of 40206037824 is 42873060204.

40206037824 is a `hidden beast` number, since 4 + 0 + 20 + 603 + 7 + 8 + 24 = 666.

40206037824 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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, 11631964 + ... + 11635419.

It is an arithmetic number, because the mean of its divisors is an integer number (2110684120).

Almost surely, 2^40206037824 is an apocalyptic number.

It is an amenable number.

40206037824 is an abundant number, since it is smaller than the sum of its proper divisors (77992272896).

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

40206037824 is a wasteful number, since it uses less digits than its factorization.

40206037824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23267404 (or 23267388 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The spelling of 40206037824 in words is "forty billion, two hundred six million, thirty-seven thousand, eight hundred twenty-four".