1260404098000 has 40 divisors (see below), whose sum is σ = 3047657113800. Its totient is φ = 504161638400.

The previous prime is 1260404097989. The next prime is 1260404098007. The reversal of 1260404098000 is 8904040621.

It can be written as a sum of positive squares in 4 ways, for example, as 28996640656 + 1231407457344 = 170284^2 + 1109688^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1260404098007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 315099025 + ... + 315103024.

It is an arithmetic number, because the mean of its divisors is an integer number (76191427845).

Almost surely, 2^{1260404098000} is an apocalyptic number.

1260404098000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1260404098000 is an abundant number, since it is smaller than the sum of its proper divisors (1787253015800).

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

1260404098000 is an equidigital number, since it uses as much as digits as its factorization.

1260404098000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630202072 (or 630202056 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The spelling of 1260404098000 in words is "one trillion, two hundred sixty billion, four hundred four million, ninety-eight thousand".