84250184425 has 24 divisors (see below), whose sum is σ = 114176076192. Its totient is φ = 61160736000.

The previous prime is 84250184399. The next prime is 84250184437. The reversal of 84250184425 is 52448105248.

It is a de Polignac number, because none of the positive numbers 2^k-84250184425 is a prime.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 129616 + ... + 430465.

It is an arithmetic number, because the mean of its divisors is an integer number (4757336508).

Almost surely, 2^84250184425 is an apocalyptic number.

It is an amenable number.

84250184425 is a deficient number, since it is larger than the sum of its proper divisors (29925891767).

84250184425 is a wasteful number, since it uses less digits than its factorization.

84250184425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560649 (or 560644 counting only the distinct ones).

The product of its (nonzero) digits is 409600, while the sum is 43.

The spelling of 84250184425 in words is "eighty-four billion, two hundred fifty million, one hundred eighty-four thousand, four hundred twenty-five".