425216667600 has 360 divisors, whose sum is σ = 1546749335040. Its totient is φ = 107970001920.

The previous prime is 425216667587. The next prime is 425216667613. The reversal of 425216667600 is 6766612524.

It is an interprime number because it is at equal distance from previous prime (425216667587) and next prime (425216667613).

It is a tau number, because it is divible by the number of its divisors (360).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 18452886 + ... + 18475914.

Almost surely, 2^425216667600 is an apocalyptic number.

425216667600 is a gapful number since it is divisible by the number (40) 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 425216667600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (773374667520).

425216667600 is an abundant number, since it is smaller than the sum of its proper divisors (1121532667440).

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

425216667600 is a wasteful number, since it uses less digits than its factorization.

425216667600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23299 (or 23285 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The spelling of 425216667600 in words is "four hundred twenty-five billion, two hundred sixteen million, six hundred sixty-seven thousand, six hundred".