8473999555125 has 256 divisors, whose sum is σ = 17255934259200. Its totient is φ = 4077305164800.

The previous prime is 8473999555093. The next prime is 8473999555157. The reversal of 8473999555125 is 5215559993748.

8473999555125 is a `hidden beast` number, since 8 + 47 + 3 + 9 + 9 + 9 + 5 + 551 + 25 = 666.

It is an interprime number because it is at equal distance from previous prime (8473999555093) and next prime (8473999555157).

It is not a de Polignac number, because 8473999555125 - 2⁵ = 8473999555093 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 1709499147 + ... + 1709504103.

It is an arithmetic number, because the mean of its divisors is an integer number (67405993200).

Almost surely, 2^{8473999555125} is an apocalyptic number.

It is an amenable number.

8473999555125 is an abundant number, since it is smaller than the sum of its proper divisors (8781934704075).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8473999555125 is a wasteful number, since it uses less digits than its factorization.

8473999555125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5870 (or 5854 counting only the distinct ones).

The product of its digits is 612360000, while the sum is 72.

The spelling of 8473999555125 in words is "eight trillion, four hundred seventy-three billion, nine hundred ninety-nine million, five hundred fifty-five thousand, one hundred twenty-five".