162939066131 has 4 divisors (see below), whose sum is σ = 163034409600. Its totient is φ = 162843722664.

The previous prime is 162939066109. The next prime is 162939066193. The reversal of 162939066131 is 131660939261.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-162939066131 is a prime.

It is a super-2 number, since 2×162939066131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (162939065131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47669171 + ... + 47672588.

It is an arithmetic number, because the mean of its divisors is an integer number (40758602400).

Almost surely, 2^162939066131 is an apocalyptic number.

162939066131 is a deficient number, since it is larger than the sum of its proper divisors (95343469).

162939066131 is an equidigital number, since it uses as much as digits as its factorization.

162939066131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95343468.

The product of its (nonzero) digits is 314928, while the sum is 47.

The spelling of 162939066131 in words is "one hundred sixty-two billion, nine hundred thirty-nine million, sixty-six thousand, one hundred thirty-one".