39365739940044 has 96 divisors (see below), whose sum is σ = 112755431488000. Its totient is φ = 10655388233280.

The previous prime is 39365739939997. The next prime is 39365739940049. The reversal of 39365739940044 is 44004993756393.

It is a super-2 number, since 2×39365739940044² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (39365739940049) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 251608027 + ... + 251764434.

Almost surely, 2^{39365739940044} is an apocalyptic number.

It is an amenable number.

39365739940044 is an abundant number, since it is smaller than the sum of its proper divisors (73389691547956).

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

39365739940044 is a wasteful number, since it uses less digits than its factorization.

39365739940044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503372508 (or 503372492 counting only the distinct ones).

The product of its (nonzero) digits is 264539520, while the sum is 66.

The spelling of 39365739940044 in words is "thirty-nine trillion, three hundred sixty-five billion, seven hundred thirty-nine million, nine hundred forty thousand, forty-four".