40333700538 has 24 divisors (see below), whose sum is σ = 87393421908. Its totient is φ = 13443991872.

The previous prime is 40333700521. The next prime is 40333700633. The reversal of 40333700538 is 83500733304.

It is a happy number.

40333700538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 36830599569 + 3503100969 = 191913^2 + 59187^2 .

It is a super-2 number, since 2×40333700538² (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 11 ways as a sum of consecutive naturals, for example, 701206 + ... + 756542.

Almost surely, 2^40333700538 is an apocalyptic number.

40333700538 is an abundant number, since it is smaller than the sum of its proper divisors (47059721370).

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

40333700538 is a wasteful number, since it uses less digits than its factorization.

40333700538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95838 (or 95835 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 36.

The spelling of 40333700538 in words is "forty billion, three hundred thirty-three million, seven hundred thousand, five hundred thirty-eight".