84880211517 has 12 divisors (see below), whose sum is σ = 127935391584. Its totient is φ = 54126511560.

The previous prime is 84880211467. The next prime is 84880211551. The reversal of 84880211517 is 71511208848.

84880211517 is a `hidden beast` number, since 8 + 48 + 80 + 2 + 11 + 517 = 666.

It is not a de Polignac number, because 84880211517 - 2¹⁵ = 84880178749 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84880211567) 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 11 ways as a sum of consecutive naturals, for example, 205024459 + ... + 205024872.

It is an arithmetic number, because the mean of its divisors is an integer number (10661282632).

Almost surely, 2^84880211517 is an apocalyptic number.

It is an amenable number.

84880211517 is a deficient number, since it is larger than the sum of its proper divisors (43055180067).

84880211517 is a wasteful number, since it uses less digits than its factorization.

84880211517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410049360 (or 410049357 counting only the distinct ones).

The product of its (nonzero) digits is 143360, while the sum is 45.

The spelling of 84880211517 in words is "eighty-four billion, eight hundred eighty million, two hundred eleven thousand, five hundred seventeen".