162201575049 has 4 divisors (see below), whose sum is σ = 216268766736. Its totient is φ = 108134383364.

The previous prime is 162201575047. The next prime is 162201575051. The reversal of 162201575049 is 940575102261.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (162201575047) and next prime (162201575051).

It is a cyclic number.

It is not a de Polignac number, because 162201575049 - 2¹ = 162201575047 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 162201575049.

It is not an unprimeable number, because it can be changed into a prime (162201575047) 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, 27033595839 + ... + 27033595844.

It is an arithmetic number, because the mean of its divisors is an integer number (54067191684).

Almost surely, 2^162201575049 is an apocalyptic number.

It is an amenable number.

162201575049 is a deficient number, since it is larger than the sum of its proper divisors (54067191687).

162201575049 is an equidigital number, since it uses as much as digits as its factorization.

162201575049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54067191686.

The product of its (nonzero) digits is 151200, while the sum is 42.

The spelling of 162201575049 in words is "one hundred sixty-two billion, two hundred one million, five hundred seventy-five thousand, forty-nine".