6771642150 has 384 divisors, whose sum is σ = 21558620160. Its totient is φ = 1368783360.

The previous prime is 6771642121. The next prime is 6771642191. The reversal of 6771642150 is 512461776.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 6771642099 and 6771642108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 48716781 + ... + 48716919.

It is an arithmetic number, because the mean of its divisors is an integer number (56142240).

Almost surely, 2^6771642150 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6771642150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10779310080).

6771642150 is an abundant number, since it is smaller than the sum of its proper divisors (14786978010).

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

6771642150 is a wasteful number, since it uses less digits than its factorization.

6771642150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300 (or 295 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 39.

The square root of 6771642150 is about 82289.9881516579. The cubic root of 6771642150 is about 1891.8992274471.

The spelling of 6771642150 in words is "six billion, seven hundred seventy-one million, six hundred forty-two thousand, one hundred fifty".