423368940156 has 48 divisors (see below), whose sum is σ = 1014831321504. Its totient is φ = 137272098816.

The previous prime is 423368940133. The next prime is 423368940161. The reversal of 423368940156 is 651049863324.

It is a junction number, because it is equal to n+sod(n) for n = 423368940099 and 423368940108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1558396 + ... + 1809788.

It is an arithmetic number, because the mean of its divisors is an integer number (21142319198).

Almost surely, 2^423368940156 is an apocalyptic number.

It is an amenable number.

423368940156 is an abundant number, since it is smaller than the sum of its proper divisors (591462381348).

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

423368940156 is a wasteful number, since it uses less digits than its factorization.

423368940156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255230 (or 255228 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 51.

The spelling of 423368940156 in words is "four hundred twenty-three billion, three hundred sixty-eight million, nine hundred forty thousand, one hundred fifty-six".