6371378658 has 48 divisors (see below), whose sum is σ = 13866652800. Its totient is φ = 2114281440.

The previous prime is 6371378653. The next prime is 6371378683. The reversal of 6371378658 is 8568731736.

It is not an unprimeable number, because it can be changed into a prime (6371378653) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6131703 + ... + 6132741.

It is an arithmetic number, because the mean of its divisors is an integer number (288888600).

Almost surely, 2^6371378658 is an apocalyptic number.

6371378658 is an abundant number, since it is smaller than the sum of its proper divisors (7495274142).

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

6371378658 is a wasteful number, since it uses less digits than its factorization.

6371378658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2247 (or 2244 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 54.

The square root of 6371378658 is about 79820.9161686334. The cubic root of 6371378658 is about 1853.8637202888.

The spelling of 6371378658 in words is "six billion, three hundred seventy-one million, three hundred seventy-eight thousand, six hundred fifty-eight".