800140785357 has 16 divisors (see below), whose sum is σ = 1129634769600. Its totient is φ = 502038342912.

The previous prime is 800140785349. The next prime is 800140785373. The reversal of 800140785357 is 753587041008.

It is a happy number.

It is not a de Polignac number, because 800140785357 - 2³ = 800140785349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800141785357) 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, 2707519 + ... + 2988467.

It is an arithmetic number, because the mean of its divisors is an integer number (70602173100).

Almost surely, 2^800140785357 is an apocalyptic number.

It is an amenable number.

800140785357 is a deficient number, since it is larger than the sum of its proper divisors (329493984243).

800140785357 is a wasteful number, since it uses less digits than its factorization.

800140785357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336812.

The product of its (nonzero) digits is 940800, while the sum is 48.

The spelling of 800140785357 in words is "eight hundred billion, one hundred forty million, seven hundred eighty-five thousand, three hundred fifty-seven".