240407428553 has 8 divisors (see below), whose sum is σ = 250030308480. Its totient is φ = 230949042480.

The previous prime is 240407428519. The next prime is 240407428589. The reversal of 240407428553 is 355824704042.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 240407428553 - 2⁸ = 240407428297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240407428453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41120483 + ... + 41126328.

It is an arithmetic number, because the mean of its divisors is an integer number (31253788560).

Almost surely, 2^240407428553 is an apocalyptic number.

It is an amenable number.

240407428553 is a deficient number, since it is larger than the sum of its proper divisors (9622879927).

240407428553 is an equidigital number, since it uses as much as digits as its factorization.

240407428553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82246927.

The product of its (nonzero) digits is 1075200, while the sum is 44.

The spelling of 240407428553 in words is "two hundred forty billion, four hundred seven million, four hundred twenty-eight thousand, five hundred fifty-three".