422929082549 has 4 divisors (see below), whose sum is σ = 426157548960. Its totient is φ = 419700616140.

The previous prime is 422929082539. The next prime is 422929082567. The reversal of 422929082549 is 945280929224.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422929082549 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 422929082494 and 422929082503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422929082539) 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, 1614233009 + ... + 1614233270.

It is an arithmetic number, because the mean of its divisors is an integer number (106539387240).

Almost surely, 2^422929082549 is an apocalyptic number.

It is an amenable number.

422929082549 is a deficient number, since it is larger than the sum of its proper divisors (3228466411).

422929082549 is a wasteful number, since it uses less digits than its factorization.

422929082549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3228466410.

The product of its (nonzero) digits is 7464960, while the sum is 56.

The spelling of 422929082549 in words is "four hundred twenty-two billion, nine hundred twenty-nine million, eighty-two thousand, five hundred forty-nine".