84540376408 has 64 divisors (see below), whose sum is σ = 160943040000. Its totient is φ = 41628816000.

The previous prime is 84540376399. The next prime is 84540376429. The reversal of 84540376408 is 80467304548.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 112570033 + ... + 112570783.

It is an arithmetic number, because the mean of its divisors is an integer number (2514735000).

Almost surely, 2^84540376408 is an apocalyptic number.

It is an amenable number.

84540376408 is a deficient number, since it is larger than the sum of its proper divisors (76402663592).

84540376408 is a wasteful number, since it uses less digits than its factorization.

84540376408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1592 (or 1588 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 49.

The spelling of 84540376408 in words is "eighty-four billion, five hundred forty million, three hundred seventy-six thousand, four hundred eight".