3454778879 has 8 divisors (see below), whose sum is σ = 3660798240. Its totient is φ = 3249070336.

The previous prime is 3454778863. The next prime is 3454778893. The reversal of 3454778879 is 9788774543.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3454778879 - 2⁴ = 3454778863 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 (3454778479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54614 + ... + 99459.

It is an arithmetic number, because the mean of its divisors is an integer number (457599780).

Almost surely, 2^3454778879 is an apocalyptic number.

3454778879 is a deficient number, since it is larger than the sum of its proper divisors (206019361).

3454778879 is a wasteful number, since it uses less digits than its factorization.

3454778879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155409.

The product of its digits is 47416320, while the sum is 62.

The square root of 3454778879 is about 58777.3670642025. The cubic root of 3454778879 is about 1511.7271699096.

The spelling of 3454778879 in words is "three billion, four hundred fifty-four million, seven hundred seventy-eight thousand, eight hundred seventy-nine".