84487416361 has 4 divisors (see below), whose sum is σ = 84489103872. Its totient is φ = 84485728852.

The previous prime is 84487416301. The next prime is 84487416379. The reversal of 84487416361 is 16361478448.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 84487416361 - 2³¹ = 82339932713 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84487416299 and 84487416308.

It is not an unprimeable number, because it can be changed into a prime (84487416301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 766285 + ... + 869578.

It is an arithmetic number, because the mean of its divisors is an integer number (21122275968).

Almost surely, 2^84487416361 is an apocalyptic number.

It is an amenable number.

84487416361 is a deficient number, since it is larger than the sum of its proper divisors (1687511).

84487416361 is a wasteful number, since it uses less digits than its factorization.

84487416361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1687510.

The product of its digits is 3096576, while the sum is 52.

The spelling of 84487416361 in words is "eighty-four billion, four hundred eighty-seven million, four hundred sixteen thousand, three hundred sixty-one".