2161347476325 has 24 divisors (see below), whose sum is σ = 3580888070400. Its totient is φ = 1150312124160.

The previous prime is 2161347476303. The next prime is 2161347476377. The reversal of 2161347476325 is 5236747431612.

It is not a de Polignac number, because 2161347476325 - 2⁵ = 2161347476293 is a prime.

It is a congruent 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, 30045460 + ... + 30117309.

It is an arithmetic number, because the mean of its divisors is an integer number (149203669600).

Almost surely, 2^{2161347476325} is an apocalyptic number.

2161347476325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2161347476325 is a deficient number, since it is larger than the sum of its proper divisors (1419540594075).

2161347476325 is a wasteful number, since it uses less digits than its factorization.

2161347476325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60163261 (or 60163256 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 51.

The spelling of 2161347476325 in words is "two trillion, one hundred sixty-one billion, three hundred forty-seven million, four hundred seventy-six thousand, three hundred twenty-five".