160661011488 has 24 divisors (see below), whose sum is σ = 421735155408. Its totient is φ = 53553670464.

The previous prime is 160661011447. The next prime is 160661011493. The reversal of 160661011488 is 884110166061.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×160661011488² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 836776006 + ... + 836776197.

It is an arithmetic number, because the mean of its divisors is an integer number (17572298142).

Almost surely, 2^160661011488 is an apocalyptic number.

It is an amenable number.

160661011488 is an abundant number, since it is smaller than the sum of its proper divisors (261074143920).

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

160661011488 is a wasteful number, since it uses less digits than its factorization.

160661011488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1673552216 (or 1673552208 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 42.

The spelling of 160661011488 in words is "one hundred sixty billion, six hundred sixty-one million, eleven thousand, four hundred eighty-eight".