427540606045725 has 24 divisors (see below), whose sum is σ = 706867879440160. Its totient is φ = 228021416521920.

The previous prime is 427540606045621. The next prime is 427540606045753. The reversal of 427540606045725 is 527540606045724.

It is a happy number.

It is not a de Polignac number, because 427540606045725 - 2³⁶ = 427471886568989 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 86336211 + ... + 91153839.

Almost surely, 2^{427540606045725} is an apocalyptic number.

It is an amenable number.

427540606045725 is a deficient number, since it is larger than the sum of its proper divisors (279327273394435).

427540606045725 is a wasteful number, since it uses less digits than its factorization.

427540606045725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6000909 (or 6000904 counting only the distinct ones).

The product of its (nonzero) digits is 56448000, while the sum is 57.

Subtracting 427540606045725 from its reverse (527540606045724), we obtain a palindrome (99999999999999).

The spelling of 427540606045725 in words is "four hundred twenty-seven trillion, five hundred forty billion, six hundred six million, forty-five thousand, seven hundred twenty-five".