425420434080 has 72 divisors (see below), whose sum is σ = 1451747236212. Its totient is φ = 113445448704.

The previous prime is 425420434063. The next prime is 425420434093. The reversal of 425420434080 is 80434024524.

425420434080 is a `hidden beast` number, since 4 + 2 + 542 + 0 + 4 + 34 + 0 + 80 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 389331073296 + 36089360784 = 623964^2 + 189972^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 147713989 + ... + 147716868.

Almost surely, 2^425420434080 is an apocalyptic number.

425420434080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

425420434080 is an abundant number, since it is smaller than the sum of its proper divisors (1026326802132).

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

425420434080 is a wasteful number, since it uses less digits than its factorization.

425420434080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295430878 (or 295430867 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 36.

The spelling of 425420434080 in words is "four hundred twenty-five billion, four hundred twenty million, four hundred thirty-four thousand, eighty".