11156958725 has 24 divisors (see below), whose sum is σ = 15500237088. Its totient is φ = 7894843200.

The previous prime is 11156958697. The next prime is 11156958733. The reversal of 11156958725 is 52785965111.

It is not a de Polignac number, because 11156958725 - 2¹⁴ = 11156942341 is a prime.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 538079 + ... + 558428.

It is an arithmetic number, because the mean of its divisors is an integer number (645843212).

Almost surely, 2^11156958725 is an apocalyptic number.

It is an amenable number.

11156958725 is a deficient number, since it is larger than the sum of its proper divisors (4343278363).

11156958725 is a wasteful number, since it uses less digits than its factorization.

11156958725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1096565 (or 1096560 counting only the distinct ones).

The product of its digits is 756000, while the sum is 50.

The spelling of 11156958725 in words is "eleven billion, one hundred fifty-six million, nine hundred fifty-eight thousand, seven hundred twenty-five".