745275263 has 8 divisors (see below), whose sum is σ = 778610880. Its totient is φ = 712448800.

The previous prime is 745275259. The next prime is 745275281. The reversal of 745275263 is 362572547.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 745275263 - 2² = 745275259 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 745275263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745275253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124295 + ... + 130152.

It is an arithmetic number, because the mean of its divisors is an integer number (97326360).

Almost surely, 2^745275263 is an apocalyptic number.

745275263 is a deficient number, since it is larger than the sum of its proper divisors (33335617).

745275263 is a wasteful number, since it uses less digits than its factorization.

745275263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254577.

The product of its digits is 352800, while the sum is 41.

The square root of 745275263 is about 27299.7300902408. The cubic root of 745275263 is about 906.6484056089.

The spelling of 745275263 in words is "seven hundred forty-five million, two hundred seventy-five thousand, two hundred sixty-three".