10998726486 has 64 divisors (see below), whose sum is σ = 24850146816. Its totient is φ = 3242780640.

The previous prime is 10998726463. The next prime is 10998726493. The reversal of 10998726486 is 68462789901.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 276871 + ... + 314093.

It is an arithmetic number, because the mean of its divisors is an integer number (388283544).

Almost surely, 2^10998726486 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10998726486, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12425073408).

10998726486 is an abundant number, since it is smaller than the sum of its proper divisors (13851420330).

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

10998726486 is a wasteful number, since it uses less digits than its factorization.

10998726486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37298 (or 37276 counting only the distinct ones).

The product of its (nonzero) digits is 10450944, while the sum is 60.

The spelling of 10998726486 in words is "ten billion, nine hundred ninety-eight million, seven hundred twenty-six thousand, four hundred eighty-six".