675742464 has 108 divisors (see below), whose sum is σ = 2011394112. Its totient is φ = 217958400.

The previous prime is 675742411. The next prime is 675742493. The reversal of 675742464 is 464247576.

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, 66694 + ... + 76154.

Almost surely, 2^675742464 is an apocalyptic number.

675742464 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 675742464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1005697056).

675742464 is an abundant number, since it is smaller than the sum of its proper divisors (1335651648).

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

675742464 is a wasteful number, since it uses less digits than its factorization.

675742464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9514 (or 9497 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 45.

The square root of 675742464 is about 25995.0469128255. The cubic root of 675742464 is about 877.5268299684.

The spelling of 675742464 in words is "six hundred seventy-five million, seven hundred forty-two thousand, four hundred sixty-four".