160121560012615 has 4 divisors (see below), whose sum is σ = 192145872015144. Its totient is φ = 128097248010088.

The previous prime is 160121560012577. The next prime is 160121560012619. The reversal of 160121560012615 is 516210065121061.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 160121560012615 - 2²¹ = 160121557915463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160121560012619) 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, 16012156001257 + ... + 16012156001266.

It is an arithmetic number, because the mean of its divisors is an integer number (48036468003786).

Almost surely, 2^{160121560012615} is an apocalyptic number.

160121560012615 is a deficient number, since it is larger than the sum of its proper divisors (32024312002529).

160121560012615 is an equidigital number, since it uses as much as digits as its factorization.

160121560012615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32024312002528.

The product of its (nonzero) digits is 21600, while the sum is 37.

The spelling of 160121560012615 in words is "one hundred sixty trillion, one hundred twenty-one billion, five hundred sixty million, twelve thousand, six hundred fifteen".