7749842383 has 2 divisors, whose sum is σ = 7749842384. Its totient is φ = 7749842382.

The previous prime is 7749842369. The next prime is 7749842423. The reversal of 7749842383 is 3832489477.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7749842383 - 2²¹ = 7747745231 is a prime.

It is a super-2 number, since 2×7749842383² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7749842983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3874921191 + 3874921192.

It is an arithmetic number, because the mean of its divisors is an integer number (3874921192).

Almost surely, 2^7749842383 is an apocalyptic number.

7749842383 is a deficient number, since it is larger than the sum of its proper divisors (1).

7749842383 is an equidigital number, since it uses as much as digits as its factorization.

7749842383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8128512, while the sum is 55.

The square root of 7749842383 is about 88033.1890993391. The cubic root of 7749842383 is about 1978.9323890288.

The spelling of 7749842383 in words is "seven billion, seven hundred forty-nine million, eight hundred forty-two thousand, three hundred eighty-three".