949794884947 has 4 divisors (see below), whose sum is σ = 949812755040. Its totient is φ = 949777014856.

The previous prime is 949794884921. The next prime is 949794884959. The reversal of 949794884947 is 749488497949.

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 949794884947 - 2¹¹ = 949794882899 is a prime.

It is a super-2 number, since 2×949794884947² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (949794884047) 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, 8855083 + ... + 8961700.

It is an arithmetic number, because the mean of its divisors is an integer number (237453188760).

Almost surely, 2^949794884947 is an apocalyptic number.

949794884947 is a deficient number, since it is larger than the sum of its proper divisors (17870093).

949794884947 is a wasteful number, since it uses less digits than its factorization.

949794884947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17870092.

The product of its digits is 5267275776, while the sum is 82.

The spelling of 949794884947 in words is "nine hundred forty-nine billion, seven hundred ninety-four million, eight hundred eighty-four thousand, nine hundred forty-seven".