1616474726772 has 24 divisors (see below), whose sum is σ = 3775051348992. Its totient is φ = 538356768000.

The previous prime is 1616474726749. The next prime is 1616474726813. The reversal of 1616474726772 is 2776274746161.

It is a super-2 number, since 2×1616474726772² (a number of 25 digits) 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 7 ways as a sum of consecutive naturals, for example, 58503229 + ... + 58530852.

It is an arithmetic number, because the mean of its divisors is an integer number (157293806208).

Almost surely, 2^{1616474726772} is an apocalyptic number.

1616474726772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1616474726772 is an abundant number, since it is smaller than the sum of its proper divisors (2158576622220).

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

1616474726772 is a wasteful number, since it uses less digits than its factorization.

1616474726772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117035239 (or 117035237 counting only the distinct ones).

The product of its digits is 33191424, while the sum is 60.

The spelling of 1616474726772 in words is "one trillion, six hundred sixteen billion, four hundred seventy-four million, seven hundred twenty-six thousand, seven hundred seventy-two".