1616474072499 has 192 divisors, whose sum is σ = 2853075391488. Its totient is φ = 800687923200.

The previous prime is 1616474072483. The next prime is 1616474072519. The reversal of 1616474072499 is 9942704746161.

It is a happy number.

It is not a de Polignac number, because 1616474072499 - 2⁴ = 1616474072483 is a prime.

It is a super-2 number, since 2×1616474072499² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1616474072429) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 173940697 + ... + 173949989.

It is an arithmetic number, because the mean of its divisors is an integer number (14859767664).

Almost surely, 2^{1616474072499} is an apocalyptic number.

1616474072499 is a deficient number, since it is larger than the sum of its proper divisors (1236601318989).

1616474072499 is a wasteful number, since it uses less digits than its factorization.

1616474072499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9438 (or 9421 counting only the distinct ones).

The product of its (nonzero) digits is 18289152, while the sum is 60.

The spelling of 1616474072499 in words is "one trillion, six hundred sixteen billion, four hundred seventy-four million, seventy-two thousand, four hundred ninety-nine".