10001400260 has 12 divisors (see below), whose sum is σ = 21002940588. Its totient is φ = 4000560096.

The previous prime is 10001400251. The next prime is 10001400347. The reversal of 10001400260 is 6200410001.

It can be written as a sum of positive squares in 2 ways, for example, as 4389592516 + 5611807744 = 66254^2 + 74912^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250034987 + ... + 250035026.

It is an arithmetic number, because the mean of its divisors is an integer number (1750245049).

Almost surely, 2^10001400260 is an apocalyptic number.

10001400260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10001400260 is an abundant number, since it is smaller than the sum of its proper divisors (11001540328).

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

10001400260 is a wasteful number, since it uses less digits than its factorization.

10001400260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500070022 (or 500070020 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 10001400260 its reverse (6200410001), we get a palindrome (16201810261).

The spelling of 10001400260 in words is "ten billion, one million, four hundred thousand, two hundred sixty".