6301067640 has 128 divisors (see below), whose sum is σ = 21802176000. Its totient is φ = 1427010048.

The previous prime is 6301067621. The next prime is 6301067659. The reversal of 6301067640 is 467601036.

It is an interprime number because it is at equal distance from previous prime (6301067621) and next prime (6301067659).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57151 + ... + 125969.

It is an arithmetic number, because the mean of its divisors is an integer number (170329500).

Almost surely, 2^6301067640 is an apocalyptic number.

6301067640 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6301067640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10901088000).

6301067640 is an abundant number, since it is smaller than the sum of its proper divisors (15501108360).

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

6301067640 is a wasteful number, since it uses less digits than its factorization.

6301067640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68949 (or 68945 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 6301067640 is about 79379.2645468576. The cubic root of 6301067640 is about 1847.0190747170.

Adding to 6301067640 its reverse (467601036), we get a palindrome (6768668676).

The spelling of 6301067640 in words is "six billion, three hundred one million, sixty-seven thousand, six hundred forty".