72022817146047 has 16 divisors (see below), whose sum is σ = 97630937886720. Its totient is φ = 47215377237600.

The previous prime is 72022817146043. The next prime is 72022817146109. The reversal of 72022817146047 is 74064171822027.

It is a happy number.

It is not a de Polignac number, because 72022817146047 - 2² = 72022817146043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72022817146043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52232479 + ... + 53593632.

It is an arithmetic number, because the mean of its divisors is an integer number (6101933617920).

Almost surely, 2^{72022817146047} is an apocalyptic number.

72022817146047 is a deficient number, since it is larger than the sum of its proper divisors (25608120740673).

72022817146047 is a wasteful number, since it uses less digits than its factorization.

72022817146047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105829894.

The product of its (nonzero) digits is 2107392, while the sum is 51.

The spelling of 72022817146047 in words is "seventy-two trillion, twenty-two billion, eight hundred seventeen million, one hundred forty-six thousand, forty-seven".