745789710864 has 160 divisors (see below), whose sum is σ = 2285551679616. Its totient is φ = 206954127360.

The previous prime is 745789710859. The next prime is 745789710871. The reversal of 745789710864 is 468017987547.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a junction number, because it is equal to n+sod(n) for n = 745789710795 and 745789710804.

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 31 ways as a sum of consecutive naturals, for example, 790687 + ... + 1454910.

Almost surely, 2^745789710864 is an apocalyptic number.

745789710864 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

It is an amenable number.

745789710864 is an abundant number, since it is smaller than the sum of its proper divisors (1539761968752).

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

745789710864 is a wasteful number, since it uses less digits than its factorization.

745789710864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2245673 (or 2245667 counting only the distinct ones).

The product of its (nonzero) digits is 94832640, while the sum is 66.

The spelling of 745789710864 in words is "seven hundred forty-five billion, seven hundred eighty-nine million, seven hundred ten thousand, eight hundred sixty-four".