4749212331869 has 2 divisors, whose sum is σ = 4749212331870. Its totient is φ = 4749212331868.

The previous prime is 4749212331863. The next prime is 4749212331883. The reversal of 4749212331869 is 9681332129474.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2428495239769 + 2320717092100 = 1558363^2 + 1523390^2 .

It is a cyclic number.

It is not a de Polignac number, because 4749212331869 - 2⁸ = 4749212331613 is a prime.

It is a super-2 number, since 2×4749212331869² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4749212331863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2374606165934 + 2374606165935.

It is an arithmetic number, because the mean of its divisors is an integer number (2374606165935).

Almost surely, 2^{4749212331869} is an apocalyptic number.

It is an amenable number.

4749212331869 is a deficient number, since it is larger than the sum of its proper divisors (1).

4749212331869 is an equidigital number, since it uses as much as digits as its factorization.

4749212331869 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15676416, while the sum is 59.

The spelling of 4749212331869 in words is "four trillion, seven hundred forty-nine billion, two hundred twelve million, three hundred thirty-one thousand, eight hundred sixty-nine".