52540510404 has 12 divisors (see below), whose sum is σ = 122594524304. Its totient is φ = 17513503464.

The previous prime is 52540510343. The next prime is 52540510409. The reversal of 52540510404 is 40401504525.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (52540510409) 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, 2189187922 + ... + 2189187945.

Almost surely, 2^52540510404 is an apocalyptic number.

It is an amenable number.

52540510404 is an abundant number, since it is smaller than the sum of its proper divisors (70054013900).

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

52540510404 is a wasteful number, since it uses less digits than its factorization.

52540510404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4378375874 (or 4378375872 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

The spelling of 52540510404 in words is "fifty-two billion, five hundred forty million, five hundred ten thousand, four hundred four".