11560550397 has 8 divisors (see below), whose sum is σ = 16815346080. Its totient is φ = 7006394160.

The previous prime is 11560550383. The next prime is 11560550413. The reversal of 11560550397 is 79305506511.

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

It is not a de Polignac number, because 11560550397 - 2⁷ = 11560550269 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11560550357) 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, 175159822 + ... + 175159887.

It is an arithmetic number, because the mean of its divisors is an integer number (2101918260).

Almost surely, 2^11560550397 is an apocalyptic number.

It is an amenable number.

11560550397 is a deficient number, since it is larger than the sum of its proper divisors (5254795683).

11560550397 is a wasteful number, since it uses less digits than its factorization.

11560550397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350319723.

The product of its (nonzero) digits is 141750, while the sum is 42.

The spelling of 11560550397 in words is "eleven billion, five hundred sixty million, five hundred fifty thousand, three hundred ninety-seven".