423064460344440 has 32 divisors (see below), whose sum is σ = 1269193381033680. Its totient is φ = 112817189425152.

The previous prime is 423064460344439. The next prime is 423064460344481. The reversal of 423064460344440 is 44443064460324.

It is a self number, because there is not a number n which added to its sum of digits gives 423064460344440.

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, 1762768584649 + ... + 1762768584888.

Almost surely, 2^{423064460344440} is an apocalyptic number.

423064460344440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423064460344440 is an abundant number, since it is smaller than the sum of its proper divisors (846128920689240).

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

423064460344440 is a wasteful number, since it uses less digits than its factorization.

423064460344440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3525537169551 (or 3525537169547 counting only the distinct ones).

The product of its (nonzero) digits is 10616832, while the sum is 48.

The spelling of 423064460344440 in words is "four hundred twenty-three trillion, sixty-four billion, four hundred sixty million, three hundred forty-four thousand, four hundred forty".