800137655 has 8 divisors (see below), whose sum is σ = 969672384. Its totient is φ = 633772000.

The previous prime is 800137631. The next prime is 800137699. The reversal of 800137655 is 556731008.

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

It is not a de Polignac number, because 800137655 - 2⁸ = 800137399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 791711 + ... + 792720.

It is an arithmetic number, because the mean of its divisors is an integer number (121209048).

Almost surely, 2^800137655 is an apocalyptic number.

800137655 is a deficient number, since it is larger than the sum of its proper divisors (169534729).

800137655 is a wasteful number, since it uses less digits than its factorization.

800137655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1584537.

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 800137655 is about 28286.7045623911. The cubic root of 800137655 is about 928.3710084948.

The spelling of 800137655 in words is "eight hundred million, one hundred thirty-seven thousand, six hundred fifty-five".