9949766574 has 16 divisors (see below), whose sum is σ = 21708581760. Its totient is φ = 3015080760.

The previous prime is 9949766569. The next prime is 9949766587. The reversal of 9949766574 is 4756679499.

9949766574 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (66), and also a Moran number because the ratio is a prime number: 150754039 = 9949766574 / (9 + 9 + 4 + 9 + 7 + 6 + 6 + 5 + 7 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75376954 + ... + 75377085.

It is an arithmetic number, because the mean of its divisors is an integer number (1356786360).

Almost surely, 2^9949766574 is an apocalyptic number.

9949766574 is an abundant number, since it is smaller than the sum of its proper divisors (11758815186).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9949766574 is a wasteful number, since it uses less digits than its factorization.

9949766574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150754055.

The product of its digits is 102876480, while the sum is 66.

The square root of 9949766574 is about 99748.5166506249. The cubic root of 9949766574 is about 2150.8211447160.

The spelling of 9949766574 in words is "nine billion, nine hundred forty-nine million, seven hundred sixty-six thousand, five hundred seventy-four".