72201342167 has 4 divisors (see below), whose sum is σ = 72228376416. Its totient is φ = 72174307920.

The previous prime is 72201342139. The next prime is 72201342173. The reversal of 72201342167 is 76124310227.

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 72201342167 - 2⁸ = 72201341911 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 (72201342467) 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, 13513118 + ... + 13518459.

It is an arithmetic number, because the mean of its divisors is an integer number (18057094104).

Almost surely, 2^72201342167 is an apocalyptic number.

72201342167 is a deficient number, since it is larger than the sum of its proper divisors (27034249).

72201342167 is a wasteful number, since it uses less digits than its factorization.

72201342167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27034248.

The product of its (nonzero) digits is 28224, while the sum is 35.

The spelling of 72201342167 in words is "seventy-two billion, two hundred one million, three hundred forty-two thousand, one hundred sixty-seven".