11521025662 has 4 divisors (see below), whose sum is σ = 17281538496. Its totient is φ = 5760512830.

The previous prime is 11521025623. The next prime is 11521025699. The reversal of 11521025662 is 26652012511.

11521025662 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 26652012511 = 307 ⋅86814373.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2880256414 + ... + 2880256417.

It is an arithmetic number, because the mean of its divisors is an integer number (4320384624).

Almost surely, 2^11521025662 is an apocalyptic number.

11521025662 is a deficient number, since it is larger than the sum of its proper divisors (5760512834).

11521025662 is an equidigital number, since it uses as much as digits as its factorization.

11521025662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5760512833.

The product of its (nonzero) digits is 7200, while the sum is 31.

The spelling of 11521025662 in words is "eleven billion, five hundred twenty-one million, twenty-five thousand, six hundred sixty-two".