2864094949778 has 16 divisors (see below), whose sum is σ = 4522491735840. Its totient is φ = 1356605589600.

The previous prime is 2864094949777. The next prime is 2864094949783. The reversal of 2864094949778 is 8779494904682.

2864094949778 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2864094949699 and 2864094949708.

It is not an unprimeable number, because it can be changed into a prime (2864094949777) 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, 1231643 + ... + 2691678.

It is an arithmetic number, because the mean of its divisors is an integer number (282655733490).

Almost surely, 2^{2864094949778} is an apocalyptic number.

2864094949778 is a deficient number, since it is larger than the sum of its proper divisors (1658396786062).

2864094949778 is a wasteful number, since it uses less digits than its factorization.

2864094949778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3942553.

The product of its (nonzero) digits is 1755758592, while the sum is 77.

The spelling of 2864094949778 in words is "two trillion, eight hundred sixty-four billion, ninety-four million, nine hundred forty-nine thousand, seven hundred seventy-eight".