254603885240 has 32 divisors (see below), whose sum is σ = 577040204880. Its totient is φ = 101098182912.

The previous prime is 254603885233. The next prime is 254603885281. The reversal of 254603885240 is 42588306452.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23224802 + ... + 23235761.

Almost surely, 2^254603885240 is an apocalyptic number.

254603885240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

254603885240 is an abundant number, since it is smaller than the sum of its proper divisors (322436319640).

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

254603885240 is a wasteful number, since it uses less digits than its factorization.

254603885240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46460711 (or 46460707 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 47.

The spelling of 254603885240 in words is "two hundred fifty-four billion, six hundred three million, eight hundred eighty-five thousand, two hundred forty".