2869854139824 has 160 divisors (see below), whose sum is σ = 8592322675200. Its totient is φ = 808468992000.

The previous prime is 2869854139741. The next prime is 2869854139829. The reversal of 2869854139824 is 4289314589682.

It is not an unprimeable number, because it can be changed into a prime (2869854139829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8003127 + ... + 8354025.

It is an arithmetic number, because the mean of its divisors is an integer number (53702016720).

Almost surely, 2^{2869854139824} is an apocalyptic number.

2869854139824 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2869854139824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4296161337600).

2869854139824 is an abundant number, since it is smaller than the sum of its proper divisors (5722468535376).

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

2869854139824 is a wasteful number, since it uses less digits than its factorization.

2869854139824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351259 (or 351253 counting only the distinct ones).

The product of its digits is 238878720, while the sum is 69.

The spelling of 2869854139824 in words is "two trillion, eight hundred sixty-nine billion, eight hundred fifty-four million, one hundred thirty-nine thousand, eight hundred twenty-four".