11525451563155 has 16 divisors (see below), whose sum is σ = 13851632772864. Its totient is φ = 9206301726720.

The previous prime is 11525451563141. The next prime is 11525451563191. The reversal of 11525451563155 is 55136515452511.

It is a happy number.

11525451563155 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11525451563155 - 2¹⁹ = 11525451038867 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11525451563099 and 11525451563108.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116349207 + ... + 116448223.

It is an arithmetic number, because the mean of its divisors is an integer number (865727048304).

Almost surely, 2^{11525451563155} is an apocalyptic number.

11525451563155 is a deficient number, since it is larger than the sum of its proper divisors (2326181209709).

11525451563155 is an equidigital number, since it uses as much as digits as its factorization.

11525451563155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134286.

The product of its digits is 2250000, while the sum is 49.

The spelling of 11525451563155 in words is "eleven trillion, five hundred twenty-five billion, four hundred fifty-one million, five hundred sixty-three thousand, one hundred fifty-five".