162102575615 has 4 divisors (see below), whose sum is σ = 194523090744. Its totient is φ = 129682060488.

The previous prime is 162102575611. The next prime is 162102575617. The reversal of 162102575615 is 516575201261.

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 162102575615 - 2² = 162102575611 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 (162102575611) 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, 16210257557 + ... + 16210257566.

It is an arithmetic number, because the mean of its divisors is an integer number (48630772686).

Almost surely, 2^162102575615 is an apocalyptic number.

162102575615 is a deficient number, since it is larger than the sum of its proper divisors (32420515129).

162102575615 is an equidigital number, since it uses as much as digits as its factorization.

162102575615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32420515128.

The product of its (nonzero) digits is 126000, while the sum is 41.

Adding to 162102575615 its reverse (516575201261), we get a palindrome (678677776876).

The spelling of 162102575615 in words is "one hundred sixty-two billion, one hundred two million, five hundred seventy-five thousand, six hundred fifteen".