5901216694564 has 81 divisors (see below), whose sum is σ = 10820625755121. Its totient is φ = 2815977326400.

The previous prime is 5901216694553. The next prime is 5901216694591. The reversal of 5901216694564 is 4654966121095.

The square root of 5901216694564 is 2429242.

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., 4960161488164 + 941055206400 = 2227142^2 + 970080^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5901216694499 and 5901216694508.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 9818995864 + ... + 9818996464.

Almost surely, 2^{5901216694564} is an apocalyptic number.

5901216694564 is the 2429242-nd square number.

It is an amenable number.

5901216694564 is a deficient number, since it is larger than the sum of its proper divisors (4919409060557).

5901216694564 is an frugal number, since it uses more digits than its factorization.

5901216694564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1386 (or 693 counting only the distinct ones).

The product of its (nonzero) digits is 13996800, while the sum is 58.

The spelling of 5901216694564 in words is "five trillion, nine hundred one billion, two hundred sixteen million, six hundred ninety-four thousand, five hundred sixty-four".