250042535125131 has 32 divisors (see below), whose sum is σ = 390312698134528. Its totient is φ = 139432522400640.

The previous prime is 250042535125109. The next prime is 250042535125211. The reversal of 250042535125131 is 131521535240052.

It is not a de Polignac number, because 250042535125131 - 2⁵ = 250042535125099 is a prime.

It is a super-2 number, since 2×250042535125131² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 250042535125131.

It is not an unprimeable number, because it can be changed into a prime (250042535121131) 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, 768314620 + ... + 768639993.

It is an arithmetic number, because the mean of its divisors is an integer number (12197271816704).

Almost surely, 2^{250042535125131} is an apocalyptic number.

250042535125131 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

250042535125131 is a deficient number, since it is larger than the sum of its proper divisors (140270163009397).

250042535125131 is a wasteful number, since it uses less digits than its factorization.

250042535125131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1536954811.

The product of its (nonzero) digits is 180000, while the sum is 39.

The spelling of 250042535125131 in words is "two hundred fifty trillion, forty-two billion, five hundred thirty-five million, one hundred twenty-five thousand, one hundred thirty-one".