745277712 has 20 divisors (see below), whose sum is σ = 1925300880. Its totient is φ = 248425888.

The previous prime is 745277693. The next prime is 745277719. The reversal of 745277712 is 217772547.

It is not an unprimeable number, because it can be changed into a prime (745277719) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7763262 + ... + 7763357.

It is an arithmetic number, because the mean of its divisors is an integer number (96265044).

Almost surely, 2^745277712 is an apocalyptic number.

It is an amenable number.

745277712 is an abundant number, since it is smaller than the sum of its proper divisors (1180023168).

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

745277712 is a wasteful number, since it uses less digits than its factorization.

745277712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15526630 (or 15526624 counting only the distinct ones).

The product of its digits is 192080, while the sum is 42.

The square root of 745277712 is about 27299.7749441273. The cubic root of 745277712 is about 906.6493987003.

The spelling of 745277712 in words is "seven hundred forty-five million, two hundred seventy-seven thousand, seven hundred twelve".