158586414631 has 4 divisors (see below), whose sum is σ = 158621281000. Its totient is φ = 158551548264.

The previous prime is 158586414617. The next prime is 158586414643. The reversal of 158586414631 is 136414685851.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 136414685851 = 257 ⋅530796443.

It is a cyclic number.

It is not a de Polignac number, because 158586414631 - 2⁵ = 158586414599 is a prime.

It is a super-2 number, since 2×158586414631² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158586414331) 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, 17426361 + ... + 17435458.

It is an arithmetic number, because the mean of its divisors is an integer number (39655320250).

Almost surely, 2^158586414631 is an apocalyptic number.

158586414631 is a deficient number, since it is larger than the sum of its proper divisors (34866369).

158586414631 is an equidigital number, since it uses as much as digits as its factorization.

158586414631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34866368.

The product of its digits is 2764800, while the sum is 52.

The spelling of 158586414631 in words is "one hundred fifty-eight billion, five hundred eighty-six million, four hundred fourteen thousand, six hundred thirty-one".