9993100261 has 8 divisors (see below), whose sum is σ = 10136232000. Its totient is φ = 9850034880.

The previous prime is 9993100253. The next prime is 9993100289. The reversal of 9993100261 is 1620013999.

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

It is a cyclic number.

It is not a de Polignac number, because 9993100261 - 2³ = 9993100253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9993100211) 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, 341590 + ... + 369688.

It is an arithmetic number, because the mean of its divisors is an integer number (1267029000).

Almost surely, 2^9993100261 is an apocalyptic number.

It is an amenable number.

9993100261 is a deficient number, since it is larger than the sum of its proper divisors (143131739).

9993100261 is a wasteful number, since it uses less digits than its factorization.

9993100261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33179.

The product of its (nonzero) digits is 26244, while the sum is 40.

The square root of 9993100261 is about 99965.4953521464. The cubic root of 9993100261 is about 2153.9390747921.

The spelling of 9993100261 in words is "nine billion, nine hundred ninety-three million, one hundred thousand, two hundred sixty-one".