37713163720 has 64 divisors (see below), whose sum is σ = 86129619840. Its totient is φ = 14858995200.

The previous prime is 37713163693. The next prime is 37713163777. The reversal of 37713163720 is 2736131773.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3382555 + ... + 3393685.

It is an arithmetic number, because the mean of its divisors is an integer number (1345775310).

Almost surely, 2^37713163720 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 37713163720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43064809920).

37713163720 is an abundant number, since it is smaller than the sum of its proper divisors (48416456120).

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

37713163720 is a wasteful number, since it uses less digits than its factorization.

37713163720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12406 (or 12402 counting only the distinct ones).

The product of its (nonzero) digits is 111132, while the sum is 40.

The spelling of 37713163720 in words is "thirty-seven billion, seven hundred thirteen million, one hundred sixty-three thousand, seven hundred twenty".