3726660367936 has 63 divisors (see below), whose sum is σ = 8128859743137. Its totient is φ = 1693859312640.

The previous prime is 3726660367931. The next prime is 3726660367943. The reversal of 3726660367936 is 6397630666273.

The square root of 3726660367936 is 1930456.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 601741518400 + 3124918849536 = 775720^2 + 1767744^2 .

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3726660367931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 169869160 + ... + 169891096.

Almost surely, 2^{3726660367936} is an apocalyptic number.

3726660367936 is the 1930456-th square number.

It is an amenable number.

3726660367936 is an abundant number, since it is smaller than the sum of its proper divisors (4402199375201).

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

3726660367936 is an frugal number, since it uses more digits than its factorization.

3726660367936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43908 (or 21950 counting only the distinct ones).

The product of its (nonzero) digits is 185177664, while the sum is 64.

Multiplying 3726660367936 by its sum of digits (64), we get a square (238506263547904 = 15443648²).

3726660367936 divided by its sum of digits (64) gives a square (58229068249 = 241307²).

The spelling of 3726660367936 in words is "three trillion, seven hundred twenty-six billion, six hundred sixty million, three hundred sixty-seven thousand, nine hundred thirty-six".