423057056680 has 16 divisors (see below), whose sum is σ = 951878377620. Its totient is φ = 169222822656.

The previous prime is 423057056573. The next prime is 423057056683. The reversal of 423057056680 is 86650750324.

It can be written as a sum of positive squares in 2 ways, for example, as 422996745924 + 60310756 = 650382^2 + 7766^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 423057056680.

It is not an unprimeable number, because it can be changed into a prime (423057056683) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5288213169 + ... + 5288213248.

Almost surely, 2^423057056680 is an apocalyptic number.

423057056680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423057056680 is an abundant number, since it is smaller than the sum of its proper divisors (528821320940).

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

423057056680 is a wasteful number, since it uses less digits than its factorization.

423057056680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10576426428 (or 10576426424 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 423057056680 in words is "four hundred twenty-three billion, fifty-seven million, fifty-six thousand, six hundred eighty".