4069278864 has 320 divisors, whose sum is σ = 14279086080. Its totient is φ = 1084216320.

The previous prime is 4069278853. The next prime is 4069278919. The reversal of 4069278864 is 4688729604.

4069278864 is a `hidden beast` number, since 406 + 92 + 78 + 86 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 4069278864.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2850919 + ... + 2852345.

It is an arithmetic number, because the mean of its divisors is an integer number (44622144).

Almost surely, 2^4069278864 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 4069278864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7139543040).

4069278864 is an abundant number, since it is smaller than the sum of its proper divisors (10209807216).

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

4069278864 is a wasteful number, since it uses less digits than its factorization.

4069278864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1515 (or 1503 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 54.

The square root of 4069278864 is about 63790.8995390408. The cubic root of 4069278864 is about 1596.5130918567.

The spelling of 4069278864 in words is "four billion, sixty-nine million, two hundred seventy-eight thousand, eight hundred sixty-four".