160587770691 has 4 divisors (see below), whose sum is σ = 214117027592. Its totient is φ = 107058513792.

The previous prime is 160587770671. The next prime is 160587770711. The reversal of 160587770691 is 196077785061.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (160587770671) and next prime (160587770711).

It is not a de Polignac number, because 160587770691 - 2¹⁵ = 160587737923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (160587770621) 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, 26764628446 + ... + 26764628451.

It is an arithmetic number, because the mean of its divisors is an integer number (53529256898).

Almost surely, 2^160587770691 is an apocalyptic number.

160587770691 is a deficient number, since it is larger than the sum of its proper divisors (53529256901).

160587770691 is an equidigital number, since it uses as much as digits as its factorization.

160587770691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53529256900.

The product of its (nonzero) digits is 4445280, while the sum is 57.

The spelling of 160587770691 in words is "one hundred sixty billion, five hundred eighty-seven million, seven hundred seventy thousand, six hundred ninety-one".