84514421925 has 72 divisors (see below), whose sum is σ = 162045461760. Its totient is φ = 43620249600.

The previous prime is 84514421881. The next prime is 84514421933. The reversal of 84514421925 is 52912441548.

84514421925 is a `hidden beast` number, since 8 + 4 + 514 + 42 + 1 + 92 + 5 = 666.

It is not a de Polignac number, because 84514421925 - 2⁸ = 84514421669 is a prime.

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, 36060 + ... + 412709.

Almost surely, 2^84514421925 is an apocalyptic number.

It is an amenable number.

84514421925 is a deficient number, since it is larger than the sum of its proper divisors (77531039835).

84514421925 is a wasteful number, since it uses less digits than its factorization.

84514421925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448825 (or 448808 counting only the distinct ones).

The product of its digits is 460800, while the sum is 45.

The spelling of 84514421925 in words is "eighty-four billion, five hundred fourteen million, four hundred twenty-one thousand, nine hundred twenty-five".