6381087276 has 24 divisors (see below), whose sum is σ = 14984043760. Its totient is φ = 2113480512.

The previous prime is 6381087259. The next prime is 6381087283. The reversal of 6381087276 is 6727801836.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1691611 + ... + 1695378.

Almost surely, 2^6381087276 is an apocalyptic number.

It is an amenable number.

6381087276 is an abundant number, since it is smaller than the sum of its proper divisors (8602956484).

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

6381087276 is a wasteful number, since it uses less digits than its factorization.

6381087276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3387153 (or 3387151 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 48.

The square root of 6381087276 is about 79881.7080187949. The cubic root of 6381087276 is about 1854.8048729785.

The spelling of 6381087276 in words is "six billion, three hundred eighty-one million, eighty-seven thousand, two hundred seventy-six".