11200505425 has 24 divisors (see below), whose sum is σ = 14611118400. Its totient is φ = 8504758080.

The previous prime is 11200505401. The next prime is 11200505429. The reversal of 11200505425 is 52450500211.

It is not a de Polignac number, because 11200505425 - 2⁷ = 11200505297 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 11200505425.

It is not an unprimeable number, because it can be changed into a prime (11200505429) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 88149 + ... + 173698.

It is an arithmetic number, because the mean of its divisors is an integer number (608796600).

Almost surely, 2^11200505425 is an apocalyptic number.

It is an amenable number.

11200505425 is a deficient number, since it is larger than the sum of its proper divisors (3410612975).

11200505425 is a wasteful number, since it uses less digits than its factorization.

11200505425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261945 (or 261940 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 25.

The spelling of 11200505425 in words is "eleven billion, two hundred million, five hundred five thousand, four hundred twenty-five".