242554251740 has 24 divisors (see below), whose sum is σ = 510295147152. Its totient is φ = 96844325760.

The previous prime is 242554251727. The next prime is 242554251799. The reversal of 242554251740 is 47152455242.

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, 11074721 + ... + 11096600.

It is an arithmetic number, because the mean of its divisors is an integer number (21262297798).

Almost surely, 2^242554251740 is an apocalyptic number.

242554251740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

242554251740 is an abundant number, since it is smaller than the sum of its proper divisors (267740895412).

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

242554251740 is a wasteful number, since it uses less digits than its factorization.

242554251740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22171877 (or 22171875 counting only the distinct ones).

The product of its (nonzero) digits is 448000, while the sum is 41.

The spelling of 242554251740 in words is "two hundred forty-two billion, five hundred fifty-four million, two hundred fifty-one thousand, seven hundred forty".