425055550524 has 96 divisors (see below), whose sum is σ = 1116099806976. Its totient is φ = 124771092480.

The previous prime is 425055550511. The next prime is 425055550559.

It is a happy number.

425055550524 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 916972 + ... + 1300364.

It is an arithmetic number, because the mean of its divisors is an integer number (11626039656).

Almost surely, 2^425055550524 is an apocalyptic number.

425055550524 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425055550524, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (558049903488).

425055550524 is an abundant number, since it is smaller than the sum of its proper divisors (691044256452).

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

425055550524 is a wasteful number, since it uses less digits than its factorization.

425055550524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383675 (or 383673 counting only the distinct ones).

The product of its (nonzero) digits is 1000000, while the sum is 42.

It can be divided in two parts, 425055 and 550524, that added together give a palindrome (975579).

The spelling of 425055550524 in words is "four hundred twenty-five billion, fifty-five million, five hundred fifty thousand, five hundred twenty-four".