11525451514 has 8 divisors (see below), whose sum is σ = 17289311040. Its totient is φ = 5762347836.

The previous prime is 11525451499. The next prime is 11525451517. The reversal of 11525451514 is 41515452511.

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

It is a self number, because there is not a number n which added to its sum of digits gives 11525451514.

It is not an unprimeable number, because it can be changed into a prime (11525451517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149164 + ... + 212839.

It is an arithmetic number, because the mean of its divisors is an integer number (2161163880).

Almost surely, 2^11525451514 is an apocalyptic number.

11525451514 is a deficient number, since it is larger than the sum of its proper divisors (5763859526).

11525451514 is a wasteful number, since it uses less digits than its factorization.

11525451514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377924.

The product of its digits is 20000, while the sum is 34.

The spelling of 11525451514 in words is "eleven billion, five hundred twenty-five million, four hundred fifty-one thousand, five hundred fourteen".