4064260040 has 64 divisors (see below), whose sum is σ = 9690885360. Its totient is φ = 1528750080.

The previous prime is 4064260033. The next prime is 4064260049. The reversal of 4064260040 is 400624604.

It can be written as a sum of positive squares in 8 ways, for example, as 616926244 + 3447333796 = 24838^2 + 58714^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4064259991 and 4064260009.

It is not an unprimeable number, because it can be changed into a prime (4064260049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1182164 + ... + 1185596.

Almost surely, 2^4064260040 is an apocalyptic number.

4064260040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4064260040 is an abundant number, since it is smaller than the sum of its proper divisors (5626625320).

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

4064260040 is a wasteful number, since it uses less digits than its factorization.

4064260040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5202 (or 5198 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 4064260040 is about 63751.5493145069. The cubic root of 4064260040 is about 1595.8564714533.

Adding to 4064260040 its reverse (400624604), we get a palindrome (4464884644).

The spelling of 4064260040 in words is "four billion, sixty-four million, two hundred sixty thousand, forty".