745241656 has 16 divisors (see below), whose sum is σ = 1397870640. Its totient is φ = 372476160.

The previous prime is 745241641. The next prime is 745241663. The reversal of 745241656 is 656142547.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5640 + ... + 39016.

It is an arithmetic number, because the mean of its divisors is an integer number (87366915).

Almost surely, 2^745241656 is an apocalyptic number.

It is an amenable number.

745241656 is a deficient number, since it is larger than the sum of its proper divisors (652628984).

745241656 is a wasteful number, since it uses less digits than its factorization.

745241656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36174 (or 36170 counting only the distinct ones).

The product of its digits is 201600, while the sum is 40.

The square root of 745241656 is about 27299.1145643957. The cubic root of 745241656 is about 906.6347774491.

The spelling of 745241656 in words is "seven hundred forty-five million, two hundred forty-one thousand, six hundred fifty-six".