240045155572257 has 32 divisors (see below), whose sum is σ = 406629587439360. Its totient is φ = 137099834893440.

The previous prime is 240045155572253. The next prime is 240045155572259. The reversal of 240045155572257 is 752275551540042.

240045155572257 is a `hidden beast` number, since 2 + 4 + 0 + 0 + 4 + 5 + 15 + 5 + 572 + 2 + 57 = 666.

240045155572257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 240045155572257 - 2² = 240045155572253 is a prime.

It is not an unprimeable number, because it can be changed into a prime (240045155572253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 318258594 + ... + 319011947.

It is an arithmetic number, because the mean of its divisors is an integer number (12707174607480).

Almost surely, 2^{240045155572257} is an apocalyptic number.

240045155572257 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

240045155572257 is a deficient number, since it is larger than the sum of its proper divisors (166584431867103).

240045155572257 is a wasteful number, since it uses less digits than its factorization.

240045155572257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637272550 (or 637272544 counting only the distinct ones).

The product of its (nonzero) digits is 19600000, while the sum is 54.

The spelling of 240045155572257 in words is "two hundred forty trillion, forty-five billion, one hundred fifty-five million, five hundred seventy-two thousand, two hundred fifty-seven".