425025345553 has 4 divisors (see below), whose sum is σ = 425028702528. Its totient is φ = 425021988580.

The previous prime is 425025345541. The next prime is 425025345599. The reversal of 425025345553 is 355543520524.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 425025345553 - 2³³ = 416435410961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425025345853) 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, 1480813 + ... + 1744378.

It is an arithmetic number, because the mean of its divisors is an integer number (106257175632).

Almost surely, 2^425025345553 is an apocalyptic number.

It is an amenable number.

425025345553 is a deficient number, since it is larger than the sum of its proper divisors (3356975).

425025345553 is a wasteful number, since it uses less digits than its factorization.

425025345553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3356974.

The product of its (nonzero) digits is 1800000, while the sum is 43.

The spelling of 425025345553 in words is "four hundred twenty-five billion, twenty-five million, three hundred forty-five thousand, five hundred fifty-three".