749534435947 has 8 divisors (see below), whose sum is σ = 818359337520. Its totient is φ = 680823768960.

The previous prime is 749534435891. The next prime is 749534435953.

It is a happy number.

749534435947 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-749534435947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (749534435047) 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, 28544922 + ... + 28571167.

It is an arithmetic number, because the mean of its divisors is an integer number (102294917190).

Almost surely, 2^749534435947 is an apocalyptic number.

749534435947 is a deficient number, since it is larger than the sum of its proper divisors (68824901573).

749534435947 is a wasteful number, since it uses less digits than its factorization.

749534435947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57117293.

The product of its digits is 228614400, while the sum is 64.

The spelling of 749534435947 in words is "seven hundred forty-nine billion, five hundred thirty-four million, four hundred thirty-five thousand, nine hundred forty-seven".