11722266625 has 16 divisors (see below), whose sum is σ = 14648100480. Its totient is φ = 9365818800.

The previous prime is 11722266613. The next prime is 11722266631. The reversal of 11722266625 is 52666222711.

It is not a de Polignac number, because 11722266625 - 2¹⁷ = 11722135553 is a prime.

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, 38796 + ... + 157954.

It is an arithmetic number, because the mean of its divisors is an integer number (915506280).

Almost surely, 2^11722266625 is an apocalyptic number.

It is an amenable number.

11722266625 is a deficient number, since it is larger than the sum of its proper divisors (2925833855).

11722266625 is an equidigital number, since it uses as much as digits as its factorization.

11722266625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119961 (or 119951 counting only the distinct ones).

The product of its digits is 120960, while the sum is 40.

The spelling of 11722266625 in words is "eleven billion, seven hundred twenty-two million, two hundred sixty-six thousand, six hundred twenty-five".