240054520521464 has 16 divisors (see below), whose sum is σ = 491020610157720. Its totient is φ = 109115691146080.

The previous prime is 240054520521461. The next prime is 240054520521467. The reversal of 240054520521464 is 464125025450042.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (240054520521461) and next prime (240054520521467).

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240054520521461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1363946139239 + ... + 1363946139414.

Almost surely, 2^{240054520521464} is an apocalyptic number.

It is an amenable number.

240054520521464 is an abundant number, since it is smaller than the sum of its proper divisors (250966089636256).

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

240054520521464 is a wasteful number, since it uses less digits than its factorization.

240054520521464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2727892278670 (or 2727892278666 counting only the distinct ones).

The product of its (nonzero) digits is 1536000, while the sum is 44.

The spelling of 240054520521464 in words is "two hundred forty trillion, fifty-four billion, five hundred twenty million, five hundred twenty-one thousand, four hundred sixty-four".