6301400648 has 8 divisors (see below), whose sum is σ = 11815126230. Its totient is φ = 3150700320.

The previous prime is 6301400647. The next prime is 6301400657. The reversal of 6301400648 is 8460041036.

It can be written as a sum of positive squares in only one way, i.e., 4992552964 + 1308847684 = 70658^2 + 36178^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×6301400648² = 79415300253229639808, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6301400647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 393837533 + ... + 393837548.

Almost surely, 2^6301400648 is an apocalyptic number.

It is an amenable number.

6301400648 is a deficient number, since it is larger than the sum of its proper divisors (5513725582).

6301400648 is a wasteful number, since it uses less digits than its factorization.

6301400648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 787675087 (or 787675083 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 6301400648 is about 79381.3620946378. The cubic root of 6301400648 is about 1847.0516121286.

The spelling of 6301400648 in words is "six billion, three hundred one million, four hundred thousand, six hundred forty-eight".