11175783639551 has 2 divisors, whose sum is σ = 11175783639552. Its totient is φ = 11175783639550.

The previous prime is 11175783639547. The next prime is 11175783639571. The reversal of 11175783639551 is 15593638757111.

It is a happy number.

11175783639551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11175783639551 - 2² = 11175783639547 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11175783639541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5587891819775 + 5587891819776.

It is an arithmetic number, because the mean of its divisors is an integer number (5587891819776).

Almost surely, 2^{11175783639551} is an apocalyptic number.

11175783639551 is a deficient number, since it is larger than the sum of its proper divisors (1).

11175783639551 is an equidigital number, since it uses as much as digits as its factorization.

11175783639551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23814000, while the sum is 62.

The spelling of 11175783639551 in words is "eleven trillion, one hundred seventy-five billion, seven hundred eighty-three million, six hundred thirty-nine thousand, five hundred fifty-one".