9661049235 has 24 divisors (see below), whose sum is σ = 16933980960. Its totient is φ = 5094663552.

The previous prime is 9661049231. The next prime is 9661049249. The reversal of 9661049235 is 5329401669.

9661049235 is a `hidden beast` number, since 9 + 6 + 610 + 4 + 9 + 23 + 5 = 666.

It is not a de Polignac number, because 9661049235 - 2² = 9661049231 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (9661049231) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1202119 + ... + 1210128.

It is an arithmetic number, because the mean of its divisors is an integer number (705582540).

Almost surely, 2^9661049235 is an apocalyptic number.

9661049235 is a deficient number, since it is larger than the sum of its proper divisors (7272931725).

9661049235 is a wasteful number, since it uses less digits than its factorization.

9661049235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2412347 (or 2412344 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The square root of 9661049235 is about 98290.6365581178. The cubic root of 9661049235 is about 2129.8127951586.

The spelling of 9661049235 in words is "nine billion, six hundred sixty-one million, forty-nine thousand, two hundred thirty-five".