38306543732 has 12 divisors (see below), whose sum is σ = 67123179396. Its totient is φ = 19128492480.

The previous prime is 38306543699. The next prime is 38306543789. The reversal of 38306543732 is 23734560383.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10315246096 + 27991297636 = 101564^2 + 167306^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6191369 + ... + 6197552.

It is an arithmetic number, because the mean of its divisors is an integer number (5593598283).

Almost surely, 2^38306543732 is an apocalyptic number.

It is an amenable number.

38306543732 is a deficient number, since it is larger than the sum of its proper divisors (28816635664).

38306543732 is a wasteful number, since it uses less digits than its factorization.

38306543732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12389698 (or 12389696 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 44.

The spelling of 38306543732 in words is "thirty-eight billion, three hundred six million, five hundred forty-three thousand, seven hundred thirty-two".