1298249018846 has 16 divisors (see below), whose sum is σ = 2097191650848. Its totient is φ = 599186095200.

The previous prime is 1298249018827. The next prime is 1298249018873. The reversal of 1298249018846 is 6488109428921.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3800231 + ... + 4127741.

It is an arithmetic number, because the mean of its divisors is an integer number (131074478178).

Almost surely, 2^{1298249018846} is an apocalyptic number.

1298249018846 is a deficient number, since it is larger than the sum of its proper divisors (798942632002).

1298249018846 is a wasteful number, since it uses less digits than its factorization.

1298249018846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479987.

The product of its (nonzero) digits is 15925248, while the sum is 62.

The spelling of 1298249018846 in words is "one trillion, two hundred ninety-eight billion, two hundred forty-nine million, eighteen thousand, eight hundred forty-six".