18125695022 has 4 divisors (see below), whose sum is σ = 27188542536. Its totient is φ = 9062847510.

The previous prime is 18125694997. The next prime is 18125695039. The reversal of 18125695022 is 22059652181.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4531423754 + ... + 4531423757.

It is an arithmetic number, because the mean of its divisors is an integer number (6797135634).

Almost surely, 2^18125695022 is an apocalyptic number.

18125695022 is a deficient number, since it is larger than the sum of its proper divisors (9062847514).

18125695022 is an equidigital number, since it uses as much as digits as its factorization.

18125695022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9062847513.

The product of its (nonzero) digits is 86400, while the sum is 41.

The spelling of 18125695022 in words is "eighteen billion, one hundred twenty-five million, six hundred ninety-five thousand, twenty-two".