422666623125 has 160 divisors (see below), whose sum is σ = 801535426560. Its totient is φ = 219958200000.

The previous prime is 422666623091. The next prime is 422666623153. The reversal of 422666623125 is 521326666224.

It is not a de Polignac number, because 422666623125 - 2⁹ = 422666622613 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 367216300 + ... + 367217450.

It is an arithmetic number, because the mean of its divisors is an integer number (5009596416).

Almost surely, 2^422666623125 is an apocalyptic number.

422666623125 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

422666623125 is a deficient number, since it is larger than the sum of its proper divisors (378868803435).

422666623125 is a wasteful number, since it uses less digits than its factorization.

422666623125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1690 (or 1669 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 45.

The spelling of 422666623125 in words is "four hundred twenty-two billion, six hundred sixty-six million, six hundred twenty-three thousand, one hundred twenty-five".