674646473232 has 40 divisors (see below), whose sum is σ = 1936485248480. Its totient is φ = 224882157600.

The previous prime is 674646473227. The next prime is 674646473287. The reversal of 674646473232 is 232374646476.

It is a happy number.

674646473232 is a `hidden beast` number, since 67 + 46 + 46 + 473 + 2 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 780840394 + ... + 780841257.

It is an arithmetic number, because the mean of its divisors is an integer number (48412131212).

Almost surely, 2^674646473232 is an apocalyptic number.

It is an amenable number.

674646473232 is an abundant number, since it is smaller than the sum of its proper divisors (1261838775248).

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

674646473232 is a wasteful number, since it uses less digits than its factorization.

674646473232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1561681668 (or 1561681656 counting only the distinct ones).

The product of its digits is 24385536, while the sum is 54.

The spelling of 674646473232 in words is "six hundred seventy-four billion, six hundred forty-six million, four hundred seventy-three thousand, two hundred thirty-two".