161063525613526 has 8 divisors (see below), whose sum is σ = 241595783372664. Its totient is φ = 80531597822640.

The previous prime is 161063525613509. The next prime is 161063525613563. The reversal of 161063525613526 is 625316525360161.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81268135 + ... + 83226418.

It is an arithmetic number, because the mean of its divisors is an integer number (30199472921583).

Almost surely, 2^{161063525613526} is an apocalyptic number.

161063525613526 is a deficient number, since it is larger than the sum of its proper divisors (80532257759138).

161063525613526 is a wasteful number, since it uses less digits than its factorization.

161063525613526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164984126.

The product of its (nonzero) digits is 5832000, while the sum is 52.

The spelling of 161063525613526 in words is "one hundred sixty-one trillion, sixty-three billion, five hundred twenty-five million, six hundred thirteen thousand, five hundred twenty-six".