425793663 has 6 divisors (see below), whose sum is σ = 615035304. Its totient is φ = 283862436.

The previous prime is 425793659. The next prime is 425793673. The reversal of 425793663 is 366397524.

425793663 is a `hidden beast` number, since 42 + 579 + 36 + 6 + 3 = 666.

It is not a de Polignac number, because 425793663 - 2² = 425793659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425793673) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23655195 + ... + 23655212.

It is an arithmetic number, because the mean of its divisors is an integer number (102505884).

Almost surely, 2^425793663 is an apocalyptic number.

425793663 is a deficient number, since it is larger than the sum of its proper divisors (189241641).

425793663 is a wasteful number, since it uses less digits than its factorization.

425793663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47310413 (or 47310410 counting only the distinct ones).

The product of its digits is 816480, while the sum is 45.

The square root of 425793663 is about 20634.7683049750. The cubic root of 425793663 is about 752.3150175726.

The spelling of 425793663 in words is "four hundred twenty-five million, seven hundred ninety-three thousand, six hundred sixty-three".