1616501364 has 96 divisors (see below), whose sum is σ = 4020516864. Its totient is φ = 504451200.

The previous prime is 1616501347. The next prime is 1616501371. The reversal of 1616501364 is 4631056161.

It is a super-2 number, since 2×1616501364² = 5226153319627720992, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2870947 + ... + 2871509.

It is an arithmetic number, because the mean of its divisors is an integer number (41880384).

Almost surely, 2^1616501364 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1616501364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2010258432).

1616501364 is an abundant number, since it is smaller than the sum of its proper divisors (2404015500).

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

1616501364 is a wasteful number, since it uses less digits than its factorization.

1616501364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797 (or 795 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 1616501364 is about 40205.7379487058. The cubic root of 1616501364 is about 1173.6142078603.

The spelling of 1616501364 in words is "one billion, six hundred sixteen million, five hundred one thousand, three hundred sixty-four".