240561388308 has 24 divisors (see below), whose sum is σ = 585714685248. Its totient is φ = 76700732416.

The previous prime is 240561388289. The next prime is 240561388321. The reversal of 240561388308 is 803883165042.

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, 435799341 + ... + 435799892.

It is an arithmetic number, because the mean of its divisors is an integer number (24404778552).

Almost surely, 2^240561388308 is an apocalyptic number.

It is an amenable number.

240561388308 is an abundant number, since it is smaller than the sum of its proper divisors (345153296940).

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

240561388308 is a wasteful number, since it uses less digits than its factorization.

240561388308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 871599263 (or 871599261 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 48.

The spelling of 240561388308 in words is "two hundred forty billion, five hundred sixty-one million, three hundred eighty-eight thousand, three hundred eight".