161416623602 has 64 divisors (see below), whose sum is σ = 277413776640. Its totient is φ = 69781886976.

The previous prime is 161416623523. The next prime is 161416623607. The reversal of 161416623602 is 206326614161.

It is not an unprimeable number, because it can be changed into a prime (161416623607) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 135986453 + ... + 135987639.

It is an arithmetic number, because the mean of its divisors is an integer number (4334590260).

Almost surely, 2^161416623602 is an apocalyptic number.

161416623602 is a deficient number, since it is larger than the sum of its proper divisors (115997153038).

161416623602 is a wasteful number, since it uses less digits than its factorization.

161416623602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2435.

The product of its (nonzero) digits is 62208, while the sum is 38.

The spelling of 161416623602 in words is "one hundred sixty-one billion, four hundred sixteen million, six hundred twenty-three thousand, six hundred two".