52440204425 has 12 divisors (see below), whose sum is σ = 74315261376. Its totient is φ = 35958997200.

The previous prime is 52440204413. The next prime is 52440204431.

52440204425 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 52440204425 - 2⁸ = 52440204169 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52440204391 and 52440204400.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 149828981 + ... + 149829330.

It is an arithmetic number, because the mean of its divisors is an integer number (6192938448).

Almost surely, 2^52440204425 is an apocalyptic number.

It is an amenable number.

52440204425 is a deficient number, since it is larger than the sum of its proper divisors (21875056951).

52440204425 is a wasteful number, since it uses less digits than its factorization.

52440204425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299658328 (or 299658323 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 32.

The spelling of 52440204425 in words is "fifty-two billion, four hundred forty million, two hundred four thousand, four hundred twenty-five".