162149829831 has 40 divisors (see below), whose sum is σ = 264304673424. Its totient is φ = 98250122880.

The previous prime is 162149829817. The next prime is 162149829841. The reversal of 162149829831 is 138928941261.

It is a happy number.

162149829831 is a `hidden beast` number, since 1 + 62 + 1 + 498 + 2 + 98 + 3 + 1 = 666.

It is not a de Polignac number, because 162149829831 - 2⁷ = 162149829703 is a prime.

It is a super-2 number, since 2×162149829831² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162149829841) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 4398331 + ... + 4435043.

Almost surely, 2^162149829831 is an apocalyptic number.

162149829831 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

162149829831 is a deficient number, since it is larger than the sum of its proper divisors (102154843593).

162149829831 is a wasteful number, since it uses less digits than its factorization.

162149829831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41693 (or 41684 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 54.

The spelling of 162149829831 in words is "one hundred sixty-two billion, one hundred forty-nine million, eight hundred twenty-nine thousand, eight hundred thirty-one".