425202107550 has 48 divisors (see below), whose sum is σ = 1150364979072. Its totient is φ = 103079298400.

The previous prime is 425202107501. The next prime is 425202107569. The reversal of 425202107550 is 55701202524.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 128847474 + ... + 128850773.

It is an arithmetic number, because the mean of its divisors is an integer number (23965937064).

Almost surely, 2^425202107550 is an apocalyptic number.

425202107550 is an abundant number, since it is smaller than the sum of its proper divisors (725162871522).

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

425202107550 is a wasteful number, since it uses less digits than its factorization.

425202107550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257698273 (or 257698268 counting only the distinct ones).

The product of its (nonzero) digits is 28000, while the sum is 33.

The spelling of 425202107550 in words is "four hundred twenty-five billion, two hundred two million, one hundred seven thousand, five hundred fifty".