84531700577564 has 6 divisors (see below), whose sum is σ = 147930476010744. Its totient is φ = 42265850288780.

The previous prime is 84531700577561. The next prime is 84531700577573. The reversal of 84531700577564 is 46577500713548.

It is a junction number, because it is equal to n+sod(n) for n = 84531700577497 and 84531700577506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84531700577561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10566462572192 + ... + 10566462572199.

It is an arithmetic number, because the mean of its divisors is an integer number (24655079335124).

Almost surely, 2^{84531700577564} is an apocalyptic number.

It is an amenable number.

84531700577564 is a deficient number, since it is larger than the sum of its proper divisors (63398775433180).

84531700577564 is a wasteful number, since it uses less digits than its factorization.

84531700577564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21132925144395 (or 21132925144393 counting only the distinct ones).

The product of its (nonzero) digits is 98784000, while the sum is 62.

The spelling of 84531700577564 in words is "eighty-four trillion, five hundred thirty-one billion, seven hundred million, five hundred seventy-seven thousand, five hundred sixty-four".