1616056772 has 24 divisors (see below), whose sum is σ = 3127468512. Its totient is φ = 724507200.

The previous prime is 1616056759. The next prime is 1616056891. The reversal of 1616056772 is 2776506161.

It is a super-2 number, since 2×1616056772² = 5223278980654119968, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248354 + ... + 254777.

It is an arithmetic number, because the mean of its divisors is an integer number (130311188).

Almost surely, 2^1616056772 is an apocalyptic number.

It is an amenable number.

1616056772 is a deficient number, since it is larger than the sum of its proper divisors (1511411740).

1616056772 is a wasteful number, since it uses less digits than its factorization.

1616056772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503219 (or 503217 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 41.

The square root of 1616056772 is about 40200.2086064239. The cubic root of 1616056772 is about 1173.5066035938.

The spelling of 1616056772 in words is "one billion, six hundred sixteen million, fifty-six thousand, seven hundred seventy-two".