69367632749 has 2 divisors, whose sum is σ = 69367632750. Its totient is φ = 69367632748.

The previous prime is 69367632647. The next prime is 69367632787. The reversal of 69367632749 is 94723676396.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 65022450025 + 4345182724 = 254995^2 + 65918^2 .

It is a cyclic number.

It is not a de Polignac number, because 69367632749 - 2¹² = 69367628653 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 69367632691 and 69367632700.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (69367632349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34683816374 + 34683816375.

It is an arithmetic number, because the mean of its divisors is an integer number (34683816375).

Almost surely, 2^69367632749 is an apocalyptic number.

It is an amenable number.

69367632749 is a deficient number, since it is larger than the sum of its proper divisors (1).

69367632749 is an equidigital number, since it uses as much as digits as its factorization.

69367632749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61725888, while the sum is 62.

The spelling of 69367632749 in words is "sixty-nine billion, three hundred sixty-seven million, six hundred thirty-two thousand, seven hundred forty-nine".