745788189732 has 24 divisors (see below), whose sum is σ = 1741890311616. Its totient is φ = 248350653408.

The previous prime is 745788189689. The next prime is 745788189841. The reversal of 745788189732 is 237981887547.

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 7 ways as a sum of consecutive naturals, for example, 30663568 + ... + 30687879.

It is an arithmetic number, because the mean of its divisors is an integer number (72578762984).

Almost surely, 2^745788189732 is an apocalyptic number.

It is an amenable number.

745788189732 is an abundant number, since it is smaller than the sum of its proper divisors (996102121884).

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

745788189732 is a wasteful number, since it uses less digits than its factorization.

745788189732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61352467 (or 61352465 counting only the distinct ones).

The product of its digits is 189665280, while the sum is 69.

The spelling of 745788189732 in words is "seven hundred forty-five billion, seven hundred eighty-eight million, one hundred eighty-nine thousand, seven hundred thirty-two".