6288780133 has 2 divisors, whose sum is σ = 6288780134. Its totient is φ = 6288780132.

The previous prime is 6288780109. The next prime is 6288780161. The reversal of 6288780133 is 3310878826.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4786287489 + 1502492644 = 69183^2 + 38762^2 .

It is a cyclic number.

It is not a de Polignac number, because 6288780133 - 2²¹ = 6286682981 is a prime.

It is a super-2 number, since 2×6288780133² = 79097511122430995378, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6288780163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3144390066 + 3144390067.

It is an arithmetic number, because the mean of its divisors is an integer number (3144390067).

Almost surely, 2^6288780133 is an apocalyptic number.

It is an amenable number.

6288780133 is a deficient number, since it is larger than the sum of its proper divisors (1).

6288780133 is an equidigital number, since it uses as much as digits as its factorization.

6288780133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 387072, while the sum is 46.

The square root of 6288780133 is about 79301.8293168575. The cubic root of 6288780133 is about 1845.8176895159.

The spelling of 6288780133 in words is "six billion, two hundred eighty-eight million, seven hundred eighty thousand, one hundred thirty-three".