1611087611712 has 56 divisors (see below), whose sum is σ = 4263187527456. Its totient is φ = 536963916288.

The previous prime is 1611087611701. The next prime is 1611087611761. The reversal of 1611087611712 is 2171167801161.

It is a super-2 number, since 2×1611087611712² (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, 1086343 + ... + 2098169.

Almost surely, 2^{1611087611712} is an apocalyptic number.

1611087611712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1611087611712 is an abundant number, since it is smaller than the sum of its proper divisors (2652099915744).

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

1611087611712 is a wasteful number, since it uses less digits than its factorization.

1611087611712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1020135 (or 1020125 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 42.

The spelling of 1611087611712 in words is "one trillion, six hundred eleven billion, eighty-seven million, six hundred eleven thousand, seven hundred twelve".