8137804400477 has 8 divisors (see below), whose sum is σ = 8259517252800. Its totient is φ = 8016288656320.

The previous prime is 8137804400471. The next prime is 8137804400507. The reversal of 8137804400477 is 7740044087318.

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 8137804400477 - 2⁸ = 8137804400221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8137804400471) 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, 49193852 + ... + 49358997.

It is an arithmetic number, because the mean of its divisors is an integer number (1032439656600).

Almost surely, 2^{8137804400477} is an apocalyptic number.

It is an amenable number.

8137804400477 is a deficient number, since it is larger than the sum of its proper divisors (121712852323).

8137804400477 is a wasteful number, since it uses less digits than its factorization.

8137804400477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98554083.

The product of its (nonzero) digits is 4214784, while the sum is 53.

The spelling of 8137804400477 in words is "eight trillion, one hundred thirty-seven billion, eight hundred four million, four hundred thousand, four hundred seventy-seven".