11652506249 has 8 divisors (see below), whose sum is σ = 11771091720. Its totient is φ = 11533984000.

The previous prime is 11652506233. The next prime is 11652506251. The reversal of 11652506249 is 94260525611.

It can be written as a sum of positive squares in 4 ways, for example, as 10039038025 + 1613468224 = 100195^2 + 40168^2 .

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 11652506249 - 2⁴ = 11652506233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11652506209) 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, 413489 + ... + 440769.

It is an arithmetic number, because the mean of its divisors is an integer number (1471386465).

Almost surely, 2^11652506249 is an apocalyptic number.

It is an amenable number.

11652506249 is a deficient number, since it is larger than the sum of its proper divisors (118585471).

11652506249 is a wasteful number, since it uses less digits than its factorization.

11652506249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31611.

The product of its (nonzero) digits is 129600, while the sum is 41.

The spelling of 11652506249 in words is "eleven billion, six hundred fifty-two million, five hundred six thousand, two hundred forty-nine".