11929297825 has 12 divisors (see below), whose sum is σ = 14793861168. Its totient is φ = 9542450000.

The previous prime is 11929297819. The next prime is 11929297837. The reversal of 11929297825 is 52879292911.

It is not a de Polignac number, because 11929297825 - 2⁹ = 11929297313 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 310950 + ... + 347200.

It is an arithmetic number, because the mean of its divisors is an integer number (1232821764).

Almost surely, 2^11929297825 is an apocalyptic number.

It is an amenable number.

11929297825 is a deficient number, since it is larger than the sum of its proper divisors (2864563343).

11929297825 is a wasteful number, since it uses less digits than its factorization.

11929297825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49424 (or 49419 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 55.

The spelling of 11929297825 in words is "eleven billion, nine hundred twenty-nine million, two hundred ninety-seven thousand, eight hundred twenty-five".