749563525365947 has 4 divisors (see below), whose sum is σ = 749692471445280. Its totient is φ = 749434579286616.

The previous prime is 749563525365911. The next prime is 749563525365959.

749563525365947 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 749563525365947 - 2⁶ = 749563525365883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (749563525365047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64473030947 + ... + 64473042572.

It is an arithmetic number, because the mean of its divisors is an integer number (187423117861320).

Almost surely, 2^{749563525365947} is an apocalyptic number.

749563525365947 is a deficient number, since it is larger than the sum of its proper divisors (128946079333).

749563525365947 is a wasteful number, since it uses less digits than its factorization.

749563525365947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128946079332.

The product of its digits is 25719120000, while the sum is 80.

The spelling of 749563525365947 in words is "seven hundred forty-nine trillion, five hundred sixty-three billion, five hundred twenty-five million, three hundred sixty-five thousand, nine hundred forty-seven".