1616151252146 has 8 divisors (see below), whose sum is σ = 2448229124844. Its totient is φ = 800074877200.

The previous prime is 1616151252119. The next prime is 1616151252179. The reversal of 1616151252146 is 6412521516161.

It can be written as a sum of positive squares in 2 ways, for example, as 1614233775625 + 1917476521 = 1270525^2 + 43789^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1616151252146² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4000374185 + ... + 4000374588.

Almost surely, 2^{1616151252146} is an apocalyptic number.

1616151252146 is a deficient number, since it is larger than the sum of its proper divisors (832077872698).

1616151252146 is a wasteful number, since it uses less digits than its factorization.

1616151252146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8000748876.

The product of its digits is 86400, while the sum is 41.

The spelling of 1616151252146 in words is "one trillion, six hundred sixteen billion, one hundred fifty-one million, two hundred fifty-two thousand, one hundred forty-six".