8260198903278 has 800 divisors, whose sum is σ = 24035301227520. Its totient is φ = 2110049948160.

The previous prime is 8260198903277. The next prime is 8260198903303. The reversal of 8260198903278 is 8723098910628.

8260198903278 is a `hidden beast` number, since 8 + 260 + 19 + 8 + 90 + 3 + 278 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8260198903277) by changing a digit.

It is a polite number, since it can be written in 399 ways as a sum of consecutive naturals, for example, 12093995125 + ... + 12093995807.

Almost surely, 2^{8260198903278} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8260198903278, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12017650613760).

8260198903278 is an abundant number, since it is smaller than the sum of its proper divisors (15775102324242).

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

8260198903278 is a wasteful number, since it uses less digits than its factorization.

8260198903278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832 (or 802 counting only the distinct ones).

The product of its (nonzero) digits is 20901888, while the sum is 63.

The spelling of 8260198903278 in words is "eight trillion, two hundred sixty billion, one hundred ninety-eight million, nine hundred three thousand, two hundred seventy-eight".