161842451874314 has 8 divisors (see below), whose sum is σ = 242912887206528. Its totient is φ = 80871489472140.

The previous prime is 161842451874277. The next prime is 161842451874319. The reversal of 161842451874314 is 413478154248161.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (161842451874319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24868228442 + ... + 24868234949.

It is an arithmetic number, because the mean of its divisors is an integer number (30364110900816).

Almost surely, 2^{161842451874314} is an apocalyptic number.

161842451874314 is a deficient number, since it is larger than the sum of its proper divisors (81070435332214).

161842451874314 is a wasteful number, since it uses less digits than its factorization.

161842451874314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49736465020.

The product of its digits is 20643840, while the sum is 59.

The spelling of 161842451874314 in words is "one hundred sixty-one trillion, eight hundred forty-two billion, four hundred fifty-one million, eight hundred seventy-four thousand, three hundred fourteen".