616321645434052 has 24 divisors (see below), whose sum is σ = 1096850355854400. Its totient is φ = 302935893757536.

The previous prime is 616321645434029. The next prime is 616321645434067. The reversal of 616321645434052 is 250434546123616.

It is a super-3 number, since 3×616321645434052³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30794074 + ... + 46700302.

It is an arithmetic number, because the mean of its divisors is an integer number (45702098160600).

Almost surely, 2^{616321645434052} is an apocalyptic number.

It is an amenable number.

616321645434052 is a deficient number, since it is larger than the sum of its proper divisors (480528710420348).

616321645434052 is a wasteful number, since it uses less digits than its factorization.

616321645434052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16070475 (or 16070473 counting only the distinct ones).

The product of its (nonzero) digits is 12441600, while the sum is 52.

The spelling of 616321645434052 in words is "six hundred sixteen trillion, three hundred twenty-one billion, six hundred forty-five million, four hundred thirty-four thousand, fifty-two".