2834428772447 has 8 divisors (see below), whose sum is σ = 2849526190080. Its totient is φ = 2819334037240.

The previous prime is 2834428772429. The next prime is 2834428772449. The reversal of 2834428772447 is 7442778244382.

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 2834428772447 - 2²⁰ = 2834427723871 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2834428772447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2834428772449) 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, 1466438 + ... + 2796300.

It is an arithmetic number, because the mean of its divisors is an integer number (356190773760).

Almost surely, 2^{2834428772447} is an apocalyptic number.

2834428772447 is a deficient number, since it is larger than the sum of its proper divisors (15097417633).

2834428772447 is a wasteful number, since it uses less digits than its factorization.

2834428772447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1341213.

The product of its digits is 134873088, while the sum is 62.

The spelling of 2834428772447 in words is "two trillion, eight hundred thirty-four billion, four hundred twenty-eight million, seven hundred seventy-two thousand, four hundred forty-seven".