75863826133 has 2 divisors, whose sum is σ = 75863826134. Its totient is φ = 75863826132.

The previous prime is 75863826089. The next prime is 75863826173. The reversal of 75863826133 is 33162836857.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40633286929 + 35230539204 = 201577^2 + 187698^2 .

It is a cyclic number.

It is not a de Polignac number, because 75863826133 - 2²⁵ = 75830271701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75863826173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37931913066 + 37931913067.

It is an arithmetic number, because the mean of its divisors is an integer number (37931913067).

Almost surely, 2^75863826133 is an apocalyptic number.

It is an amenable number.

75863826133 is a deficient number, since it is larger than the sum of its proper divisors (1).

75863826133 is an equidigital number, since it uses as much as digits as its factorization.

75863826133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4354560, while the sum is 52.

The spelling of 75863826133 in words is "seventy-five billion, eight hundred sixty-three million, eight hundred twenty-six thousand, one hundred thirty-three".