158038320843 has 96 divisors (see below), whose sum is σ = 260727667200. Its totient is φ = 91514852352.

The previous prime is 158038320833. The next prime is 158038320877. The reversal of 158038320843 is 348023830851.

158038320843 is a `hidden beast` number, since 1 + 580 + 3 + 8 + 3 + 20 + 8 + 43 = 666.

It is not a de Polignac number, because 158038320843 - 2²² = 158034126539 is a prime.

It is a super-2 number, since 2×158038320843² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (158038320823) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 42265668 + ... + 42269406.

It is an arithmetic number, because the mean of its divisors is an integer number (2715913200).

Almost surely, 2^158038320843 is an apocalyptic number.

158038320843 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

158038320843 is a deficient number, since it is larger than the sum of its proper divisors (102689346357).

158038320843 is a wasteful number, since it uses less digits than its factorization.

158038320843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4033 (or 4030 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The spelling of 158038320843 in words is "one hundred fifty-eight billion, thirty-eight million, three hundred twenty thousand, eight hundred forty-three".