90059843139 has 32 divisors (see below), whose sum is σ = 138632864256. Its totient is φ = 50939020800.

The previous prime is 90059843123. The next prime is 90059843141. The reversal of 90059843139 is 93134895009.

It is a happy number.

It is not a de Polignac number, because 90059843139 - 2⁴ = 90059843123 is a prime.

It is a super-2 number, since 2×90059843139² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 90059843091 and 90059843100.

It is not an unprimeable number, because it can be changed into a prime (90059843149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2763339 + ... + 2795739.

It is an arithmetic number, because the mean of its divisors is an integer number (4332277008).

Almost surely, 2^90059843139 is an apocalyptic number.

90059843139 is a deficient number, since it is larger than the sum of its proper divisors (48573021117).

90059843139 is a wasteful number, since it uses less digits than its factorization.

90059843139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33755.

The product of its (nonzero) digits is 1049760, while the sum is 51.

The spelling of 90059843139 in words is "ninety billion, fifty-nine million, eight hundred forty-three thousand, one hundred thirty-nine".