423253687000 has 64 divisors (see below), whose sum is σ = 1013446605600. Its totient is φ = 165364214400.

The previous prime is 423253686983. The next prime is 423253687001. The reversal of 423253687000 is 786352324.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423253687001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4878555 + ... + 4964554.

Almost surely, 2^423253687000 is an apocalyptic number.

423253687000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423253687000 is an abundant number, since it is smaller than the sum of its proper divisors (590192918600).

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

423253687000 is a wasteful number, since it uses less digits than its factorization.

423253687000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9843173 (or 9843159 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 423253687000 in words is "four hundred twenty-three billion, two hundred fifty-three million, six hundred eighty-seven thousand".