11764899457 has 2 divisors, whose sum is σ = 11764899458. Its totient is φ = 11764899456.

The previous prime is 11764899451. The next prime is 11764899463. The reversal of 11764899457 is 75499846711.

It is a balanced prime because it is at equal distance from previous prime (11764899451) and next prime (11764899463).

It can be written as a sum of positive squares in only one way, i.e., 6741066816 + 5023832641 = 82104^2 + 70879^2 .

It is a cyclic number.

It is not a de Polignac number, because 11764899457 - 2³ = 11764899449 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11764899395 and 11764899404.

It is not a weakly prime, because it can be changed into another prime (11764899451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5882449728 + 5882449729.

It is an arithmetic number, because the mean of its divisors is an integer number (5882449729).

Almost surely, 2^11764899457 is an apocalyptic number.

It is an amenable number.

11764899457 is a deficient number, since it is larger than the sum of its proper divisors (1).

11764899457 is an equidigital number, since it uses as much as digits as its factorization.

11764899457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15240960, while the sum is 61.

The spelling of 11764899457 in words is "eleven billion, seven hundred sixty-four million, eight hundred ninety-nine thousand, four hundred fifty-seven".