6460104140 has 144 divisors (see below), whose sum is σ = 16351517952. Its totient is φ = 2136161664.

The previous prime is 6460104137. The next prime is 6460104143. The reversal of 6460104140 is 414010646.

It is an interprime number because it is at equal distance from previous prime (6460104137) and next prime (6460104143).

It is not an unprimeable number, because it can be changed into a prime (6460104143) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3496697 + ... + 3498543.

It is an arithmetic number, because the mean of its divisors is an integer number (113552208).

Almost surely, 2^6460104140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6460104140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8175758976).

6460104140 is an abundant number, since it is smaller than the sum of its proper divisors (9891413812).

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

6460104140 is a wasteful number, since it uses less digits than its factorization.

6460104140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1996 (or 1987 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 6460104140 is about 80374.7730323389. The cubic root of 6460104140 is about 1862.4294899361.

Adding to 6460104140 its reverse (414010646), we get a palindrome (6874114786).

The spelling of 6460104140 in words is "six billion, four hundred sixty million, one hundred four thousand, one hundred forty".