425540367588 has 96 divisors (see below), whose sum is σ = 1198941004800. Its totient is φ = 114755550336.

The previous prime is 425540367547. The next prime is 425540367631. The reversal of 425540367588 is 885763045524.

It is a Harshad number since it is a multiple of its sum of digits (57).

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, 66270 + ... + 924917.

It is an arithmetic number, because the mean of its divisors is an integer number (12488968800).

Almost surely, 2^425540367588 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425540367588, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (599470502400).

425540367588 is an abundant number, since it is smaller than the sum of its proper divisors (773400637212).

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

425540367588 is a wasteful number, since it uses less digits than its factorization.

425540367588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 991489 (or 991487 counting only the distinct ones).

The product of its (nonzero) digits is 32256000, while the sum is 57.

The spelling of 425540367588 in words is "four hundred twenty-five billion, five hundred forty million, three hundred sixty-seven thousand, five hundred eighty-eight".