745435663 has 8 divisors (see below), whose sum is σ = 853197728. Its totient is φ = 637991424.

The previous prime is 745435627. The next prime is 745435667. The reversal of 745435663 is 366534547.

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

It is not a de Polignac number, because 745435663 - 2¹³ = 745427471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745435667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74406 + ... + 83827.

It is an arithmetic number, because the mean of its divisors is an integer number (106649716).

Almost surely, 2^745435663 is an apocalyptic number.

745435663 is a deficient number, since it is larger than the sum of its proper divisors (107762065).

745435663 is a wasteful number, since it uses less digits than its factorization.

745435663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158913.

The product of its digits is 907200, while the sum is 43.

The square root of 745435663 is about 27302.6676901727. The cubic root of 745435663 is about 906.7134446532.

The spelling of 745435663 in words is "seven hundred forty-five million, four hundred thirty-five thousand, six hundred sixty-three".