11536978297 has 8 divisors (see below), whose sum is σ = 12425321216. Its totient is φ = 10648761552.

The previous prime is 11536978291. The next prime is 11536978351. The reversal of 11536978297 is 79287963511.

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

It is not a de Polignac number, because 11536978297 - 2²³ = 11528589689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11536978291) 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, 254488 + ... + 296374.

It is an arithmetic number, because the mean of its divisors is an integer number (1553165152).

Almost surely, 2^11536978297 is an apocalyptic number.

It is an amenable number.

11536978297 is a deficient number, since it is larger than the sum of its proper divisors (888342919).

11536978297 is a wasteful number, since it uses less digits than its factorization.

11536978297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63087.

The product of its digits is 5715360, while the sum is 58.

The spelling of 11536978297 in words is "eleven billion, five hundred thirty-six million, nine hundred seventy-eight thousand, two hundred ninety-seven".