72662226627 has 4 divisors (see below), whose sum is σ = 96882968840. Its totient is φ = 48441484416.

The previous prime is 72662226599. The next prime is 72662226629.

It is a happy number.

72662226627 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 72662226627 - 2¹⁸ = 72661964483 is a prime.

It is a super-3 number, since 3×72662226627³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72662226629) 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, 12110371102 + ... + 12110371107.

It is an arithmetic number, because the mean of its divisors is an integer number (24220742210).

Almost surely, 2^72662226627 is an apocalyptic number.

72662226627 is a deficient number, since it is larger than the sum of its proper divisors (24220742213).

72662226627 is a wasteful number, since it uses less digits than its factorization.

72662226627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24220742212.

The product of its digits is 2032128, while the sum is 48.

The spelling of 72662226627 in words is "seventy-two billion, six hundred sixty-two million, two hundred twenty-six thousand, six hundred twenty-seven".