84040556507 has 8 divisors (see below), whose sum is σ = 84792267936. Its totient is φ = 83288985472.

The previous prime is 84040556489. The next prime is 84040556513. The reversal of 84040556507 is 70565504048.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 84040556507 - 2¹⁴ = 84040540123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84040556557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1444658 + ... + 1501704.

It is an arithmetic number, because the mean of its divisors is an integer number (10599033492).

Almost surely, 2^84040556507 is an apocalyptic number.

84040556507 is a deficient number, since it is larger than the sum of its proper divisors (751711429).

84040556507 is a wasteful number, since it uses less digits than its factorization.

84040556507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70197.

The product of its (nonzero) digits is 672000, while the sum is 44.

The spelling of 84040556507 in words is "eighty-four billion, forty million, five hundred fifty-six thousand, five hundred seven".