84835557013679 has 16 divisors (see below), whose sum is σ = 87958605646080. Its totient is φ = 81736744212480.

The previous prime is 84835557013667. The next prime is 84835557013717. The reversal of 84835557013679 is 97631075553848.

It is a cyclic number.

It is not a de Polignac number, because 84835557013679 - 2⁴ = 84835557013663 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84835557013979) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59747579 + ... + 61150995.

It is an arithmetic number, because the mean of its divisors is an integer number (5497412852880).

Almost surely, 2^{84835557013679} is an apocalyptic number.

84835557013679 is a deficient number, since it is larger than the sum of its proper divisors (3123048632401).

84835557013679 is a wasteful number, since it uses less digits than its factorization.

84835557013679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1412050.

The product of its (nonzero) digits is 762048000, while the sum is 71.

The spelling of 84835557013679 in words is "eighty-four trillion, eight hundred thirty-five billion, five hundred fifty-seven million, thirteen thousand, six hundred seventy-nine".