160672611271561 has 8 divisors (see below), whose sum is σ = 172320178921920. Its totient is φ = 149344155063792.

The previous prime is 160672611271531. The next prime is 160672611271567. The reversal of 160672611271561 is 165172116276061.

It is a happy number.

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

It is not a de Polignac number, because 160672611271561 - 2⁴⁵ = 125488239182729 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 160672611271499 and 160672611271508.

It is not an unprimeable number, because it can be changed into a prime (160672611271567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79777859605 + ... + 79777861618.

It is an arithmetic number, because the mean of its divisors is an integer number (21540022365240).

Almost surely, 2^{160672611271561} is an apocalyptic number.

It is an amenable number.

160672611271561 is a deficient number, since it is larger than the sum of its proper divisors (11647567650359).

160672611271561 is a wasteful number, since it uses less digits than its factorization.

160672611271561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159555721295.

The product of its (nonzero) digits is 1270080, while the sum is 52.

The spelling of 160672611271561 in words is "one hundred sixty trillion, six hundred seventy-two billion, six hundred eleven million, two hundred seventy-one thousand, five hundred sixty-one".