661024314 has 40 divisors (see below), whose sum is σ = 1521229908. Its totient is φ = 214384320.

The previous prime is 661024283. The next prime is 661024327. The reversal of 661024314 is 413420166.

661024314 is a `hidden beast` number, since 6 + 610 + 2 + 43 + 1 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 651934089 + 9090225 = 25533^2 + 3015^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 49147 + ... + 61134.

Almost surely, 2^661024314 is an apocalyptic number.

661024314 is an abundant number, since it is smaller than the sum of its proper divisors (860205594).

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

661024314 is a wasteful number, since it uses less digits than its factorization.

661024314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110332 (or 110323 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 661024314 is about 25710.3931125139. The cubic root of 661024314 is about 871.1089544680.

The spelling of 661024314 in words is "six hundred sixty-one million, twenty-four thousand, three hundred fourteen".