425447140872 has 64 divisors (see below), whose sum is σ = 1145601838080. Its totient is φ = 130887700992.

The previous prime is 425447140847. The next prime is 425447140967. The reversal of 425447140872 is 278041744524.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2120148 + ... + 2312124.

It is an arithmetic number, because the mean of its divisors is an integer number (17900028720).

Almost surely, 2^425447140872 is an apocalyptic number.

It is an amenable number.

425447140872 is an abundant number, since it is smaller than the sum of its proper divisors (720154697208).

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

425447140872 is a wasteful number, since it uses less digits than its factorization.

425447140872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199102 (or 199098 counting only the distinct ones).

The product of its (nonzero) digits is 2007040, while the sum is 48.

The spelling of 425447140872 in words is "four hundred twenty-five billion, four hundred forty-seven million, one hundred forty thousand, eight hundred seventy-two".