1616616264504 has 16 divisors (see below), whose sum is σ = 4041540661320. Its totient is φ = 538872088160.

The previous prime is 1616616264493. The next prime is 1616616264509. The reversal of 1616616264504 is 4054626166161.

It is a super-2 number, since 2×1616616264504² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1616616264509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33679505487 + ... + 33679505534.

Almost surely, 2^{1616616264504} is an apocalyptic number.

It is an amenable number.

1616616264504 is an abundant number, since it is smaller than the sum of its proper divisors (2424924396816).

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

1616616264504 is a wasteful number, since it uses less digits than its factorization.

1616616264504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67359011030 (or 67359011026 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 48.

The spelling of 1616616264504 in words is "one trillion, six hundred sixteen billion, six hundred sixteen million, two hundred sixty-four thousand, five hundred four".