250145542220 has 96 divisors (see below), whose sum is σ = 663301675008. Its totient is φ = 77209684992.

The previous prime is 250145542217. The next prime is 250145542259. The reversal of 250145542220 is 22245541052.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2230112 + ... + 2339591.

It is an arithmetic number, because the mean of its divisors is an integer number (6909392448).

Almost surely, 2^250145542220 is an apocalyptic number.

250145542220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

250145542220 is an abundant number, since it is smaller than the sum of its proper divisors (413156132788).

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

250145542220 is a wasteful number, since it uses less digits than its factorization.

250145542220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4569759 (or 4569757 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 32.

The spelling of 250145542220 in words is "two hundred fifty billion, one hundred forty-five million, five hundred forty-two thousand, two hundred twenty".