12016616701572 has 60 divisors (see below), whose sum is σ = 35901496818880. Its totient is φ = 3433319056944.

The previous prime is 12016616701543. The next prime is 12016616701651. The reversal of 12016616701572 is 27510761661021.

12016616701572 is a `hidden beast` number, since 1 + 2 + 0 + 1 + 6 + 6 + 1 + 6 + 70 + 1 + 572 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2649163672 + ... + 2649168207.

Almost surely, 2^{12016616701572} is an apocalyptic number.

12016616701572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12016616701572 is an abundant number, since it is smaller than the sum of its proper divisors (23884880117308).

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

12016616701572 is a wasteful number, since it uses less digits than its factorization.

12016616701572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5298331902 (or 5298331891 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 45.

The spelling of 12016616701572 in words is "twelve trillion, sixteen billion, six hundred sixteen million, seven hundred one thousand, five hundred seventy-two".