427772262277724 has 24 divisors (see below), whose sum is σ = 921355641829728. Its totient is φ = 169228587274560.

The previous prime is 427772262277709. The next prime is 427772262277733.

It is a happy number.

427772262277724 is nontrivially palindromic in base 10.

It is a Smith number, since the sum of its digits (68) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 587599261007 + ... + 587599261734.

It is an arithmetic number, because the mean of its divisors is an integer number (38389818409572).

Almost surely, 2^{427772262277724} is an apocalyptic number.

It is an amenable number.

427772262277724 is an abundant number, since it is smaller than the sum of its proper divisors (493583379552004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

427772262277724 is a wasteful number, since it uses less digits than its factorization.

427772262277724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1175198522765 (or 1175198522763 counting only the distinct ones).

The product of its digits is 722835456, while the sum is 68.

The spelling of 427772262277724 in words is "four hundred twenty-seven trillion, seven hundred seventy-two billion, two hundred sixty-two million, two hundred seventy-seven thousand, seven hundred twenty-four".