260006644400 has 60 divisors (see below), whose sum is σ = 624880055712. Its totient is φ = 103967013120.

The previous prime is 260006644369. The next prime is 260006644409. The reversal of 260006644400 is 4446600062.

It is not an unprimeable number, because it can be changed into a prime (260006644409) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 1072889 + ... + 1292711.

Almost surely, 2^260006644400 is an apocalyptic number.

260006644400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

260006644400 is an abundant number, since it is smaller than the sum of its proper divisors (364873411312).

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

260006644400 is a wasteful number, since it uses less digits than its factorization.

260006644400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222798 (or 222787 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

The spelling of 260006644400 in words is "two hundred sixty billion, six million, six hundred forty-four thousand, four hundred".