158272258403238 has 24 divisors (see below), whose sum is σ = 368225254244952. Its totient is φ = 45220645257984.

The previous prime is 158272258403219. The next prime is 158272258403243. The reversal of 158272258403238 is 832304852272851.

It is a super-2 number, since 2×158272258403238² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 269170507195 + ... + 269170507782.

It is an arithmetic number, because the mean of its divisors is an integer number (15342718926873).

Almost surely, 2^{158272258403238} is an apocalyptic number.

158272258403238 is an abundant number, since it is smaller than the sum of its proper divisors (209952995841714).

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

158272258403238 is a wasteful number, since it uses less digits than its factorization.

158272258403238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538341014996 (or 538341014989 counting only the distinct ones).

The product of its (nonzero) digits is 51609600, while the sum is 60.

The spelling of 158272258403238 in words is "one hundred fifty-eight trillion, two hundred seventy-two billion, two hundred fifty-eight million, four hundred three thousand, two hundred thirty-eight".