161615346334 has 8 divisors (see below), whose sum is σ = 261070944120. Its totient is φ = 74591698296.

The previous prime is 161615346331. The next prime is 161615346349. The reversal of 161615346334 is 433643516161.

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

It is a super-2 number, since 2×161615346334² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161615346331) 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, 3107987404 + ... + 3107987455.

It is an arithmetic number, because the mean of its divisors is an integer number (32633868015).

Almost surely, 2^161615346334 is an apocalyptic number.

161615346334 is a deficient number, since it is larger than the sum of its proper divisors (99455597786).

161615346334 is a wasteful number, since it uses less digits than its factorization.

161615346334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6215974874.

The product of its digits is 466560, while the sum is 43.

The spelling of 161615346334 in words is "one hundred sixty-one billion, six hundred fifteen million, three hundred forty-six thousand, three hundred thirty-four".