2784098367064 has 128 divisors (see below), whose sum is σ = 6203871129600. Its totient is φ = 1146196293120.

The previous prime is 2784098367053. The next prime is 2784098367091. The reversal of 2784098367064 is 4607638904872.

It is a junction number, because it is equal to n+sod(n) for n = 2784098366987 and 2784098367005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 129343807 + ... + 129365329.

It is an arithmetic number, because the mean of its divisors is an integer number (48467743200).

Almost surely, 2^{2784098367064} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2784098367064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3101935564800).

2784098367064 is an abundant number, since it is smaller than the sum of its proper divisors (3419772762536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2784098367064 is a wasteful number, since it uses less digits than its factorization.

2784098367064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22113 (or 22109 counting only the distinct ones).

The product of its (nonzero) digits is 97542144, while the sum is 64.

The spelling of 2784098367064 in words is "two trillion, seven hundred eighty-four billion, ninety-eight million, three hundred sixty-seven thousand, sixty-four".