69427764460079 has 4 divisors (see below), whose sum is σ = 71821825303560. Its totient is φ = 67033703616600.

The previous prime is 69427764460073. The next prime is 69427764460181. The reversal of 69427764460079 is 97006446772496.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 69427764460079 - 2⁴ = 69427764460063 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 69427764459994 and 69427764460021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69427764460073) 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, 1197030421697 + ... + 1197030421754.

It is an arithmetic number, because the mean of its divisors is an integer number (17955456325890).

Almost surely, 2^{69427764460079} is an apocalyptic number.

69427764460079 is a deficient number, since it is larger than the sum of its proper divisors (2394060843481).

69427764460079 is a wasteful number, since it uses less digits than its factorization.

69427764460079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2394060843480.

The product of its (nonzero) digits is 768144384, while the sum is 71.

The spelling of 69427764460079 in words is "sixty-nine trillion, four hundred twenty-seven billion, seven hundred sixty-four million, four hundred sixty thousand, seventy-nine".