158379524381 has 6 divisors (see below), whose sum is σ = 171499721850. Its totient is φ = 146196483888.

The previous prime is 158379524327. The next prime is 158379524383. The reversal of 158379524381 is 183425973851.

It can be written as a sum of positive squares in 3 ways, for example, as 5837724025 + 152541800356 = 76405^2 + 390566^2 .

It is a de Polignac number, because none of the positive numbers 2^k-158379524381 is a prime.

It is a super-2 number, since 2×158379524381² (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 (158379524383) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 468578306 + ... + 468578643.

It is an arithmetic number, because the mean of its divisors is an integer number (28583286975).

Almost surely, 2^158379524381 is an apocalyptic number.

It is an amenable number.

158379524381 is a deficient number, since it is larger than the sum of its proper divisors (13120197469).

158379524381 is an equidigital number, since it uses as much as digits as its factorization.

158379524381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 937156975 (or 937156962 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 56.

The spelling of 158379524381 in words is "one hundred fifty-eight billion, three hundred seventy-nine million, five hundred twenty-four thousand, three hundred eighty-one".