423157692868 has 12 divisors (see below), whose sum is σ = 749899709440. Its totient is φ = 208900633032.

The previous prime is 423157692829. The next prime is 423157692869. The reversal of 423157692868 is 868296751324.

It is not an unprimeable number, because it can be changed into a prime (423157692869) 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, 669552996 + ... + 669553627.

Almost surely, 2^423157692868 is an apocalyptic number.

It is an amenable number.

423157692868 is a deficient number, since it is larger than the sum of its proper divisors (326742016572).

423157692868 is a wasteful number, since it uses less digits than its factorization.

423157692868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1339106706 (or 1339106704 counting only the distinct ones).

The product of its digits is 34836480, while the sum is 61.

The spelling of 423157692868 in words is "four hundred twenty-three billion, one hundred fifty-seven million, six hundred ninety-two thousand, eight hundred sixty-eight".