745631644200 has 96 divisors (see below), whose sum is σ = 2373930008160. Its totient is φ = 193461177600.

The previous prime is 745631644181. The next prime is 745631644273. The reversal of 745631644200 is 2446136547.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16771306 + ... + 16815705.

It is an arithmetic number, because the mean of its divisors is an integer number (24728437585).

Almost surely, 2^745631644200 is an apocalyptic number.

It is an amenable number.

745631644200 is an abundant number, since it is smaller than the sum of its proper divisors (1628298363960).

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

745631644200 is a wasteful number, since it uses less digits than its factorization.

745631644200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33587067 (or 33587058 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 42.

It can be divided in two parts, 745631 and 644200, that added together give a palindrome (1389831).

The spelling of 745631644200 in words is "seven hundred forty-five billion, six hundred thirty-one million, six hundred forty-four thousand, two hundred".