2769738389 has 4 divisors (see below), whose sum is σ = 3021532800. Its totient is φ = 2517943980.

The previous prime is 2769738383. The next prime is 2769738397. The reversal of 2769738389 is 9838379672.

It is a happy number.

2769738389 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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.

It is a cyclic number.

It is not a de Polignac number, because 2769738389 - 2⁴ = 2769738373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2769738383) 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, 125897189 + ... + 125897210.

It is an arithmetic number, because the mean of its divisors is an integer number (755383200).

Almost surely, 2^2769738389 is an apocalyptic number.

It is an amenable number.

2769738389 is a deficient number, since it is larger than the sum of its proper divisors (251794411).

2769738389 is a wasteful number, since it uses less digits than its factorization.

2769738389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251794410.

The product of its digits is 27433728, while the sum is 62.

The square root of 2769738389 is about 52628.3040672982. The cubic root of 2769738389 is about 1404.3636618066.

The spelling of 2769738389 in words is "two billion, seven hundred sixty-nine million, seven hundred thirty-eight thousand, three hundred eighty-nine".