4268644620 has 24 divisors (see below), whose sum is σ = 11952205104. Its totient is φ = 1138305216.

The previous prime is 4268644619. The next prime is 4268644657. The reversal of 4268644620 is 264468624.

It is a super-3 number, since 3×4268644620³ (a number of 30 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35571979 + ... + 35572098.

It is an arithmetic number, because the mean of its divisors is an integer number (498008546).

Almost surely, 2^4268644620 is an apocalyptic number.

It is an amenable number.

4268644620 is an abundant number, since it is smaller than the sum of its proper divisors (7683560484).

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

4268644620 is a wasteful number, since it uses less digits than its factorization.

4268644620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71144089 (or 71144087 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 42.

The square root of 4268644620 is about 65334.8652711552. The cubic root of 4268644620 is about 1622.1711249274.

The spelling of 4268644620 in words is "four billion, two hundred sixty-eight million, six hundred forty-four thousand, six hundred twenty".