250155043131 has 16 divisors (see below), whose sum is σ = 381199616000. Its totient is φ = 142941621888.

The previous prime is 250155043111. The next prime is 250155043133. The reversal of 250155043131 is 131340551052.

It is not a de Polignac number, because 250155043131 - 2⁶ = 250155043067 is a prime.

It is a super-2 number, since 2×250155043131² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (250155043133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 671235 + ... + 975123.

It is an arithmetic number, because the mean of its divisors is an integer number (23824976000).

Almost surely, 2^250155043131 is an apocalyptic number.

250155043131 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

250155043131 is a deficient number, since it is larger than the sum of its proper divisors (131044572869).

250155043131 is a wasteful number, since it uses less digits than its factorization.

250155043131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343098.

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 250155043131 its reverse (131340551052), we get a palindrome (381495594183).

The spelling of 250155043131 in words is "two hundred fifty billion, one hundred fifty-five million, forty-three thousand, one hundred thirty-one".