15625592338084 has 27 divisors (see below), whose sum is σ = 27801268592643. Its totient is φ = 7684480368000.

The previous prime is 15625592338063. The next prime is 15625592338141. The reversal of 15625592338084 is 48083329552651.

The square root of 15625592338084 is 3952922.

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

It can be written as a sum of positive squares in 4 ways, for example, as 448334698084 + 15177257640000 = 669578^2 + 3895800^2 .

It is a Harshad number since it is a multiple of its sum of digits (61).

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 482240284 + ... + 482272684.

Almost surely, 2^{15625592338084} is an apocalyptic number.

15625592338084 is the 3952922-nd square number.

It is an amenable number.

15625592338084 is a deficient number, since it is larger than the sum of its proper divisors (12175676254559).

15625592338084 is an frugal number, since it uses more digits than its factorization.

15625592338084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64928 (or 32464 counting only the distinct ones).

The product of its (nonzero) digits is 62208000, while the sum is 61.

The spelling of 15625592338084 in words is "fifteen trillion, six hundred twenty-five billion, five hundred ninety-two million, three hundred thirty-eight thousand, eighty-four".