6151391982 has 12 divisors (see below), whose sum is σ = 13328016000. Its totient is φ = 2050463988.

The previous prime is 6151391941. The next prime is 6151391989. The reversal of 6151391982 is 2891931516.

6151391982 is a `hidden beast` number, since 615 + 13 + 9 + 19 + 8 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6151391989) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 170871982 + ... + 170872017.

It is an arithmetic number, because the mean of its divisors is an integer number (1110668000).

Almost surely, 2^6151391982 is an apocalyptic number.

6151391982 is an abundant number, since it is smaller than the sum of its proper divisors (7176624018).

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

6151391982 is a wasteful number, since it uses less digits than its factorization.

6151391982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341744007 (or 341744004 counting only the distinct ones).

The product of its digits is 116640, while the sum is 45.

The square root of 6151391982 is about 78430.8101577435. The cubic root of 6151391982 is about 1832.2770168921.

The spelling of 6151391982 in words is "six billion, one hundred fifty-one million, three hundred ninety-one thousand, nine hundred eighty-two".