42364555025 has 108 divisors (see below), whose sum is σ = 61458272148. Its totient is φ = 28793909760.

The previous prime is 42364555007. The next prime is 42364555039. The reversal of 42364555025 is 52055546324.

It can be written as a sum of positive squares in 18 ways, for example, as 22757834449 + 19606720576 = 150857^2 + 140024^2 .

It is not a de Polignac number, because 42364555025 - 2⁸ = 42364554769 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 144588779 + ... + 144589071.

Almost surely, 2^42364555025 is an apocalyptic number.

It is an amenable number.

42364555025 is a deficient number, since it is larger than the sum of its proper divisors (19093717123).

42364555025 is a wasteful number, since it uses less digits than its factorization.

42364555025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420 (or 363 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 41.

The spelling of 42364555025 in words is "forty-two billion, three hundred sixty-four million, five hundred fifty-five thousand, twenty-five".