1108421518464 has 768 divisors, whose sum is σ = 3940303248000. Its totient is φ = 304028909568.

The previous prime is 1108421518453. The next prime is 1108421518489. The reversal of 1108421518464 is 4648151248011.

1108421518464 is a `hidden beast` number, since 1 + 10 + 84 + 2 + 1 + 518 + 46 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 246697402 + ... + 246701894.

Almost surely, 2^{1108421518464} 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 1108421518464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1970151624000).

1108421518464 is an abundant number, since it is smaller than the sum of its proper divisors (2831881729536).

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

1108421518464 is a wasteful number, since it uses less digits than its factorization.

1108421518464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4582 (or 4547 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 45.

The spelling of 1108421518464 in words is "one trillion, one hundred eight billion, four hundred twenty-one million, five hundred eighteen thousand, four hundred sixty-four".