84464879774811 has 32 divisors (see below), whose sum is σ = 113424602304000. Its totient is φ = 55908975859200.

The previous prime is 84464879774809. The next prime is 84464879774819. The reversal of 84464879774811 is 11847797846448.

It is not a de Polignac number, because 84464879774811 - 2¹ = 84464879774809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84464879774819) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1059758640 + ... + 1059838338.

It is an arithmetic number, because the mean of its divisors is an integer number (3544518822000).

Almost surely, 2^{84464879774811} is an apocalyptic number.

84464879774811 is a deficient number, since it is larger than the sum of its proper divisors (28959722529189).

84464879774811 is a wasteful number, since it uses less digits than its factorization.

84464879774811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84179.

The product of its digits is 2427715584, while the sum is 78.

The spelling of 84464879774811 in words is "eighty-four trillion, four hundred sixty-four billion, eight hundred seventy-nine million, seven hundred seventy-four thousand, eight hundred eleven".