11662426751 has 16 divisors (see below), whose sum is σ = 12688254720. Its totient is φ = 10674639360.

The previous prime is 11662426747. The next prime is 11662426771. The reversal of 11662426751 is 15762426611.

It is a cyclic number.

It is not a de Polignac number, because 11662426751 - 2² = 11662426747 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11662426699 and 11662426708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11662426771) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2128946 + ... + 2134416.

It is an arithmetic number, because the mean of its divisors is an integer number (793015920).

Almost surely, 2^11662426751 is an apocalyptic number.

11662426751 is a deficient number, since it is larger than the sum of its proper divisors (1025827969).

11662426751 is a wasteful number, since it uses less digits than its factorization.

11662426751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8914.

The product of its digits is 120960, while the sum is 41.

The spelling of 11662426751 in words is "eleven billion, six hundred sixty-two million, four hundred twenty-six thousand, seven hundred fifty-one".