162601660590 has 16 divisors (see below), whose sum is σ = 390243985488. Its totient is φ = 43360442816.

The previous prime is 162601660523. The next prime is 162601660721. The reversal of 162601660590 is 95066106261.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 2710027647 + ... + 2710027706.

It is an arithmetic number, because the mean of its divisors is an integer number (24390249093).

Almost surely, 2^162601660590 is an apocalyptic number.

162601660590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

162601660590 is an abundant number, since it is smaller than the sum of its proper divisors (227642324898).

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

162601660590 is a wasteful number, since it uses less digits than its factorization.

162601660590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5420055363.

The product of its (nonzero) digits is 116640, while the sum is 42.

The spelling of 162601660590 in words is "one hundred sixty-two billion, six hundred one million, six hundred sixty thousand, five hundred ninety".