11776724401 has 8 divisors (see below), whose sum is σ = 12688237800. Its totient is φ = 10866012672.

The previous prime is 11776724383. The next prime is 11776724429. The reversal of 11776724401 is 10442767711.

It can be written as a sum of positive squares in 4 ways, for example, as 664402176 + 11112322225 = 25776^2 + 105415^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 11776724401 - 2⁵ = 11776724369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11776724101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169726 + ... + 228823.

It is an arithmetic number, because the mean of its divisors is an integer number (1586029725).

Almost surely, 2^11776724401 is an apocalyptic number.

It is an amenable number.

11776724401 is a deficient number, since it is larger than the sum of its proper divisors (911513399).

11776724401 is a wasteful number, since it uses less digits than its factorization.

11776724401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400835.

The product of its (nonzero) digits is 65856, while the sum is 40.

The spelling of 11776724401 in words is "eleven billion, seven hundred seventy-six million, seven hundred twenty-four thousand, four hundred one".