745271266 has 16 divisors (see below), whose sum is σ = 1140459264. Its totient is φ = 365136304.

The previous prime is 745271249. The next prime is 745271281. The reversal of 745271266 is 662172547.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87405 + ... + 95551.

It is an arithmetic number, because the mean of its divisors is an integer number (71278704).

Almost surely, 2^745271266 is an apocalyptic number.

745271266 is a deficient number, since it is larger than the sum of its proper divisors (395187998).

745271266 is a wasteful number, since it uses less digits than its factorization.

745271266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9065.

The product of its digits is 141120, while the sum is 40.

The square root of 745271266 is about 27299.6568842907. The cubic root of 745271266 is about 906.6467847849.

The spelling of 745271266 in words is "seven hundred forty-five million, two hundred seventy-one thousand, two hundred sixty-six".