84463599561 has 64 divisors (see below), whose sum is σ = 133171568640. Its totient is φ = 47039938560.

The previous prime is 84463599559. The next prime is 84463599599. The reversal of 84463599561 is 16599536448.

It is not a de Polignac number, because 84463599561 - 2¹ = 84463599559 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 84463599495 and 84463599504.

It is not an unprimeable number, because it can be changed into a prime (84463599511) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11571465 + ... + 11578761.

It is an arithmetic number, because the mean of its divisors is an integer number (2080805760).

Almost surely, 2^84463599561 is an apocalyptic number.

It is an amenable number.

84463599561 is a deficient number, since it is larger than the sum of its proper divisors (48707969079).

84463599561 is a wasteful number, since it uses less digits than its factorization.

84463599561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7814.

The product of its digits is 27993600, while the sum is 60.

The spelling of 84463599561 in words is "eighty-four billion, four hundred sixty-three million, five hundred ninety-nine thousand, five hundred sixty-one".