4262578816 has 32 divisors (see below), whose sum is σ = 8587293300. Its totient is φ = 2107336704.

The previous prime is 4262578811. The next prime is 4262578867. The reversal of 4262578816 is 6188752624.

It can be written as a sum of positive squares in 2 ways, for example, as 3113640000 + 1148938816 = 55800^2 + 33896^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×4262578816² = 36339156325223923712, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4262578816.

It is not an unprimeable number, because it can be changed into a prime (4262578811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175695 + ... + 198478.

Almost surely, 2^4262578816 is an apocalyptic number.

It is an amenable number.

4262578816 is an abundant number, since it is smaller than the sum of its proper divisors (4324714484).

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

4262578816 is an equidigital number, since it uses as much as digits as its factorization.

4262578816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374276 (or 374264 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 49.

The square root of 4262578816 is about 65288.4278873370. The cubic root of 4262578816 is about 1621.4023846928.

The spelling of 4262578816 in words is "four billion, two hundred sixty-two million, five hundred seventy-eight thousand, eight hundred sixteen".