160998139725 has 12 divisors (see below), whose sum is σ = 266183591136. Its totient is φ = 85865674480.

The previous prime is 160998139663. The next prime is 160998139733. The reversal of 160998139725 is 527931899061.

It is not a de Polignac number, because 160998139725 - 2⁶ = 160998139661 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1073320857 + ... + 1073321006.

It is an arithmetic number, because the mean of its divisors is an integer number (22181965928).

Almost surely, 2^160998139725 is an apocalyptic number.

160998139725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

160998139725 is a deficient number, since it is larger than the sum of its proper divisors (105185451411).

160998139725 is a wasteful number, since it uses less digits than its factorization.

160998139725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2146641876 (or 2146641871 counting only the distinct ones).

The product of its (nonzero) digits is 7348320, while the sum is 60.

The spelling of 160998139725 in words is "one hundred sixty billion, nine hundred ninety-eight million, one hundred thirty-nine thousand, seven hundred twenty-five".