240045155310319 has 4 divisors (see below), whose sum is σ = 245627600782696. Its totient is φ = 234462709837944.

The previous prime is 240045155310307. The next prime is 240045155310347. The reversal of 240045155310319 is 913013551540042.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 240045155310319 - 2²³ = 240045146921711 is a prime.

It is a super-2 number, since 2×240045155310319² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43), and also a Moran number because the ratio is a prime number: 5582445472333 = 240045155310319 / (2 + 4 + 0 + 0 + 4 + 5 + 1 + 5 + 5 + 3 + 1 + 0 + 3 + 1 + 9).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240045155310119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2791222736124 + ... + 2791222736209.

It is an arithmetic number, because the mean of its divisors is an integer number (61406900195674).

Almost surely, 2^{240045155310319} is an apocalyptic number.

240045155310319 is a deficient number, since it is larger than the sum of its proper divisors (5582445472377).

240045155310319 is an equidigital number, since it uses as much as digits as its factorization.

240045155310319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5582445472376.

The product of its (nonzero) digits is 324000, while the sum is 43.

The spelling of 240045155310319 in words is "two hundred forty trillion, forty-five billion, one hundred fifty-five million, three hundred ten thousand, three hundred nineteen".