162615674647 has 4 divisors (see below), whose sum is σ = 166581910656. Its totient is φ = 158649438640.

The previous prime is 162615674633. The next prime is 162615674651. The reversal of 162615674647 is 746476516261.

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 162615674647 - 2¹⁵ = 162615641879 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 (162615674677) 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, 1983117943 + ... + 1983118024.

It is an arithmetic number, because the mean of its divisors is an integer number (41645477664).

Almost surely, 2^162615674647 is an apocalyptic number.

162615674647 is a deficient number, since it is larger than the sum of its proper divisors (3966236009).

162615674647 is an equidigital number, since it uses as much as digits as its factorization.

162615674647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3966236008.

The product of its digits is 10160640, while the sum is 55.

The spelling of 162615674647 in words is "one hundred sixty-two billion, six hundred fifteen million, six hundred seventy-four thousand, six hundred forty-seven".