423468940725 has 72 divisors (see below), whose sum is σ = 791654902272. Its totient is φ = 215976604800.

The previous prime is 423468940681. The next prime is 423468940729. The reversal of 423468940725 is 527049864324.

It is a happy number.

423468940725 is a `hidden beast` number, since 4 + 23 + 468 + 94 + 0 + 72 + 5 = 666.

It is not a de Polignac number, because 423468940725 - 2⁷ = 423468940597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423468940729) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 28304947 + ... + 28319903.

It is an arithmetic number, because the mean of its divisors is an integer number (10995206976).

Almost surely, 2^423468940725 is an apocalyptic number.

423468940725 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

423468940725 is a deficient number, since it is larger than the sum of its proper divisors (368185961547).

423468940725 is a wasteful number, since it uses less digits than its factorization.

423468940725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20467 (or 20459 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 54.

The spelling of 423468940725 in words is "four hundred twenty-three billion, four hundred sixty-eight million, nine hundred forty thousand, seven hundred twenty-five".