250643380216 has 48 divisors (see below), whose sum is σ = 510033913920. Its totient is φ = 115072896000.

The previous prime is 250643380201. The next prime is 250643380223. The reversal of 250643380216 is 612083346052.

It is a super-2 number, since 2×250643380216² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 319560 + ... + 776791.

It is an arithmetic number, because the mean of its divisors is an integer number (10625706540).

Almost surely, 2^250643380216 is an apocalyptic number.

It is an amenable number.

250643380216 is an abundant number, since it is smaller than the sum of its proper divisors (259390533704).

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

250643380216 is a wasteful number, since it uses less digits than its factorization.

250643380216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1096456 (or 1096411 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 250643380216 in words is "two hundred fifty billion, six hundred forty-three million, three hundred eighty thousand, two hundred sixteen".