540790567923 has 4 divisors (see below), whose sum is σ = 721054090568. Its totient is φ = 360527045280.

The previous prime is 540790567907. The next prime is 540790567927. The reversal of 540790567923 is 329765097045.

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

It is not a de Polignac number, because 540790567923 - 2⁴ = 540790567907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540790567927) 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, 90131761318 + ... + 90131761323.

It is an arithmetic number, because the mean of its divisors is an integer number (180263522642).

Almost surely, 2^540790567923 is an apocalyptic number.

540790567923 is a deficient number, since it is larger than the sum of its proper divisors (180263522645).

540790567923 is a wasteful number, since it uses less digits than its factorization.

540790567923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180263522644.

The product of its (nonzero) digits is 14288400, while the sum is 57.

The spelling of 540790567923 in words is "five hundred forty billion, seven hundred ninety million, five hundred sixty-seven thousand, nine hundred twenty-three".