1616474754516 has 96 divisors (see below), whose sum is σ = 3848090416128. Its totient is φ = 528041059840.

The previous prime is 1616474754469. The next prime is 1616474754571. The reversal of 1616474754516 is 6154574746161.

It is a super-2 number, since 2×1616474754516² (a number of 25 digits) contains 22 as substring.

It is a congruent 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 31 ways as a sum of consecutive naturals, for example, 81659116 + ... + 81678908.

It is an arithmetic number, because the mean of its divisors is an integer number (40084275168).

Almost surely, 2^{1616474754516} is an apocalyptic number.

It is an amenable number.

1616474754516 is an abundant number, since it is smaller than the sum of its proper divisors (2231615661612).

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

1616474754516 is a wasteful number, since it uses less digits than its factorization.

1616474754516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20541 (or 20539 counting only the distinct ones).

The product of its digits is 16934400, while the sum is 57.

The spelling of 1616474754516 in words is "one trillion, six hundred sixteen billion, four hundred seventy-four million, seven hundred fifty-four thousand, five hundred sixteen".