1115278596768 has 192 divisors, whose sum is σ = 3497489694720. Its totient is φ = 304468070400.

The previous prime is 1115278596767. The next prime is 1115278596791. The reversal of 1115278596768 is 8676958725111.

It is a junction number, because it is equal to n+sod(n) for n = 1115278596699 and 1115278596708.

It is not an unprimeable number, because it can be changed into a prime (1115278596767) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1306888 + ... + 1984568.

It is an arithmetic number, because the mean of its divisors is an integer number (18216092160).

Almost surely, 2^{1115278596768} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1115278596768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1748744847360).

1115278596768 is an abundant number, since it is smaller than the sum of its proper divisors (2382211097952).

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

1115278596768 is a wasteful number, since it uses less digits than its factorization.

1115278596768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677811 (or 677803 counting only the distinct ones).

The product of its digits is 50803200, while the sum is 66.

The spelling of 1115278596768 in words is "one trillion, one hundred fifteen billion, two hundred seventy-eight million, five hundred ninety-six thousand, seven hundred sixty-eight".