8125705008533 has 16 divisors (see below), whose sum is σ = 9341007244800. Its totient is φ = 6924136089600.

The previous prime is 8125705008451. The next prime is 8125705008563. The reversal of 8125705008533 is 3358005075218.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8125705008533 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8125705008563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3771308 + ... + 5520341.

It is an arithmetic number, because the mean of its divisors is an integer number (583812952800).

Almost surely, 2^{8125705008533} is an apocalyptic number.

It is an amenable number.

8125705008533 is a deficient number, since it is larger than the sum of its proper divisors (1215302236267).

8125705008533 is a wasteful number, since it uses less digits than its factorization.

8125705008533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9292388.

The product of its (nonzero) digits is 1008000, while the sum is 47.

The spelling of 8125705008533 in words is "eight trillion, one hundred twenty-five billion, seven hundred five million, eight thousand, five hundred thirty-three".