4015646364 has 24 divisors (see below), whose sum is σ = 9921009168. Its totient is φ = 1259810560.

The previous prime is 4015646363. The next prime is 4015646399. The reversal of 4015646364 is 4636465104.

It is a super-2 number, since 2×4015646364² = 32250831441412840992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4015646363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9842067 + ... + 9842474.

It is an arithmetic number, because the mean of its divisors is an integer number (413375382).

Almost surely, 2^4015646364 is an apocalyptic number.

It is an amenable number.

4015646364 is an abundant number, since it is smaller than the sum of its proper divisors (5905362804).

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

4015646364 is a wasteful number, since it uses less digits than its factorization.

4015646364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19684565 (or 19684563 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 39.

The square root of 4015646364 is about 63369.1278462944. The cubic root of 4015646364 is about 1589.4681136958.

The spelling of 4015646364 in words is "four billion, fifteen million, six hundred forty-six thousand, three hundred sixty-four".