745613636 has 24 divisors (see below), whose sum is σ = 1337582400. Its totient is φ = 363478752.

The previous prime is 745613629. The next prime is 745613639. The reversal of 745613636 is 636316547.

It is a junction number, because it is equal to n+sod(n) for n = 745613593 and 745613602.

It is not an unprimeable number, because it can be changed into a prime (745613639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99410 + ... + 106646.

It is an arithmetic number, because the mean of its divisors is an integer number (55732600).

Almost surely, 2^745613636 is an apocalyptic number.

It is an amenable number.

745613636 is a deficient number, since it is larger than the sum of its proper divisors (591968764).

745613636 is a wasteful number, since it uses less digits than its factorization.

745613636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7883 (or 7881 counting only the distinct ones).

The product of its digits is 272160, while the sum is 41.

The square root of 745613636 is about 27305.9267559261. The cubic root of 745613636 is about 906.7855982850.

The spelling of 745613636 in words is "seven hundred forty-five million, six hundred thirteen thousand, six hundred thirty-six".