423851980372 has 24 divisors (see below), whose sum is σ = 743314369280. Its totient is φ = 211476925440.

The previous prime is 423851980273. The next prime is 423851980393. The reversal of 423851980372 is 273089158324.

It is a happy number.

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, 3536404 + ... + 3654292.

Almost surely, 2^423851980372 is an apocalyptic number.

It is an amenable number.

423851980372 is a deficient number, since it is larger than the sum of its proper divisors (319462388908).

423851980372 is a wasteful number, since it uses less digits than its factorization.

423851980372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119791 (or 119789 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 52.

The spelling of 423851980372 in words is "four hundred twenty-three billion, eight hundred fifty-one million, nine hundred eighty thousand, three hundred seventy-two".