675644075972 has 24 divisors (see below), whose sum is σ = 1211067967200. Its totient is φ = 329707043136.

The previous prime is 675644075963. The next prime is 675644076073. The reversal of 675644075972 is 279570446576.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10265393 + ... + 10331000.

It is an arithmetic number, because the mean of its divisors is an integer number (50461165300).

Almost surely, 2^675644075972 is an apocalyptic number.

It is an amenable number.

675644075972 is a deficient number, since it is larger than the sum of its proper divisors (535423891228).

675644075972 is a wasteful number, since it uses less digits than its factorization.

675644075972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20596595 (or 20596593 counting only the distinct ones).

The product of its (nonzero) digits is 88905600, while the sum is 62.

The spelling of 675644075972 in words is "six hundred seventy-five billion, six hundred forty-four million, seventy-five thousand, nine hundred seventy-two".