40036650939 has 96 divisors (see below), whose sum is σ = 63100477440. Its totient is φ = 24406790400.

The previous prime is 40036650883. The next prime is 40036650961. The reversal of 40036650939 is 93905663004.

It is a happy number.

It is not a de Polignac number, because 40036650939 - 2¹⁷ = 40036519867 is a prime.

It is a super-2 number, since 2×40036650939² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40036650894 and 40036650903.

It is not an unprimeable number, because it can be changed into a prime (40036650539) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 86847169 + ... + 86847629.

It is an arithmetic number, because the mean of its divisors is an integer number (657296640).

Almost surely, 2^40036650939 is an apocalyptic number.

40036650939 is a deficient number, since it is larger than the sum of its proper divisors (23063826501).

40036650939 is a wasteful number, since it uses less digits than its factorization.

40036650939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761 (or 758 counting only the distinct ones).

The product of its (nonzero) digits is 524880, while the sum is 45.

The spelling of 40036650939 in words is "forty billion, thirty-six million, six hundred fifty thousand, nine hundred thirty-nine".