6361897408 has 14 divisors (see below), whose sum is σ = 12624390296. Its totient is φ = 3180948672.

The previous prime is 6361897363. The next prime is 6361897439. The reversal of 6361897408 is 8047981636.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49702260 + ... + 49702387.

It is an arithmetic number, because the mean of its divisors is an integer number (901742164).

Almost surely, 2^6361897408 is an apocalyptic number.

It is an amenable number.

6361897408 is a deficient number, since it is larger than the sum of its proper divisors (6262492888).

6361897408 is an equidigital number, since it uses as much as digits as its factorization.

6361897408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99404659 (or 99404649 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 52.

The square root of 6361897408 is about 79761.5032957629. The cubic root of 6361897408 is about 1852.9436854313.

The spelling of 6361897408 in words is "six billion, three hundred sixty-one million, eight hundred ninety-seven thousand, four hundred eight".