769066488253 has 4 divisors (see below), whose sum is σ = 878933129440. Its totient is φ = 659199847068.

The previous prime is 769066488241. The next prime is 769066488257. The reversal of 769066488253 is 352884660967.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 352884660967 = 19 ⋅18572876893.

It is not a de Polignac number, because 769066488253 - 2⁹ = 769066487741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (769066488257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54933320583 + ... + 54933320596.

It is an arithmetic number, because the mean of its divisors is an integer number (219733282360).

Almost surely, 2^769066488253 is an apocalyptic number.

It is an amenable number.

769066488253 is a deficient number, since it is larger than the sum of its proper divisors (109866641187).

769066488253 is a wasteful number, since it uses less digits than its factorization.

769066488253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109866641186.

The product of its (nonzero) digits is 104509440, while the sum is 64.

The spelling of 769066488253 in words is "seven hundred sixty-nine billion, sixty-six million, four hundred eighty-eight thousand, two hundred fifty-three".