250708740492 has 144 divisors (see below), whose sum is σ = 722885856000. Its totient is φ = 67238107776.

The previous prime is 250708740431. The next prime is 250708740493. The reversal of 250708740492 is 294047807052.

It is not an unprimeable number, because it can be changed into a prime (250708740493) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1114809 + ... + 1320687.

Almost surely, 2^250708740492 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 250708740492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (361442928000).

250708740492 is an abundant number, since it is smaller than the sum of its proper divisors (472177115508).

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

250708740492 is a wasteful number, since it uses less digits than its factorization.

250708740492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206028 (or 206019 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 48.

The spelling of 250708740492 in words is "two hundred fifty billion, seven hundred eight million, seven hundred forty thousand, four hundred ninety-two".