8133694418740 has 48 divisors (see below), whose sum is σ = 18752239626624. Its totient is φ = 2938868150400.

The previous prime is 8133694418719. The next prime is 8133694418743. The reversal of 8133694418740 is 478144963318.

It is a happy number.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8133694418743) 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, 117708576 + ... + 117777655.

It is an arithmetic number, because the mean of its divisors is an integer number (390671658888).

Almost surely, 2^{8133694418740} is an apocalyptic number.

It is an amenable number.

8133694418740 is an abundant number, since it is smaller than the sum of its proper divisors (10618545207884).

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

8133694418740 is a wasteful number, since it uses less digits than its factorization.

8133694418740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235486408 (or 235486406 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 58.

The spelling of 8133694418740 in words is "eight trillion, one hundred thirty-three billion, six hundred ninety-four million, four hundred eighteen thousand, seven hundred forty".