663314742 has 24 divisors (see below), whose sum is σ = 1439124960. Its totient is φ = 220806000.

The previous prime is 663314737. The next prime is 663314783. The reversal of 663314742 is 247413366.

It is a happy number.

663314742 is a `hidden beast` number, since 6 + 633 + 14 + 7 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 663314697 and 663314706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11017 + ... + 38052.

It is an arithmetic number, because the mean of its divisors is an integer number (59963540).

Almost surely, 2^663314742 is an apocalyptic number.

663314742 is an abundant number, since it is smaller than the sum of its proper divisors (775810218).

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

663314742 is a wasteful number, since it uses less digits than its factorization.

663314742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49828 (or 49825 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 663314742 is about 25754.8974371866. The cubic root of 663314742 is about 872.1139161489.

The spelling of 663314742 in words is "six hundred sixty-three million, three hundred fourteen thousand, seven hundred forty-two".