745647465 has 16 divisors (see below), whose sum is σ = 1244907648. Its totient is φ = 380388096.

The previous prime is 745647451. The next prime is 745647481. The reversal of 745647465 is 564746547.

It is not a de Polignac number, because 745647465 - 2⁶ = 745647401 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1080304 + ... + 1080993.

It is an arithmetic number, because the mean of its divisors is an integer number (77806728).

Almost surely, 2^745647465 is an apocalyptic number.

It is an amenable number.

745647465 is a deficient number, since it is larger than the sum of its proper divisors (499260183).

745647465 is a wasteful number, since it uses less digits than its factorization.

745647465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2161328.

The product of its digits is 2822400, while the sum is 48.

The square root of 745647465 is about 27306.5461931750. The cubic root of 745647465 is about 906.7993119049.

The spelling of 745647465 in words is "seven hundred forty-five million, six hundred forty-seven thousand, four hundred sixty-five".