6850134557 has 8 divisors (see below), whose sum is σ = 7858494336. Its totient is φ = 5849217072.

The previous prime is 6850134553. The next prime is 6850134569. The reversal of 6850134557 is 7554310586.

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 6850134557 - 2² = 6850134553 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6850134553) 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, 1858598 + ... + 1862279.

It is an arithmetic number, because the mean of its divisors is an integer number (982311792).

Almost surely, 2^6850134557 is an apocalyptic number.

It is an amenable number.

6850134557 is a deficient number, since it is larger than the sum of its proper divisors (1008359779).

6850134557 is a wasteful number, since it uses less digits than its factorization.

6850134557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3721147.

The product of its (nonzero) digits is 504000, while the sum is 44.

The square root of 6850134557 is about 82765.5396708074. The cubic root of 6850134557 is about 1899.1810465971.

The spelling of 6850134557 in words is "six billion, eight hundred fifty million, one hundred thirty-four thousand, five hundred fifty-seven".