6420266300 has 72 divisors (see below), whose sum is σ = 16222774176. Its totient is φ = 2159688960.

The previous prime is 6420266249. The next prime is 6420266311. The reversal of 6420266300 is 36620246.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49427 + ... + 123626.

It is an arithmetic number, because the mean of its divisors is an integer number (225316308).

Almost surely, 2^6420266300 is an apocalyptic number.

It is an amenable number.

6420266300 is an abundant number, since it is smaller than the sum of its proper divisors (9802507876).

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

6420266300 is a wasteful number, since it uses less digits than its factorization.

6420266300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173127 (or 173120 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 6420266300 is about 80126.5642593017. The cubic root of 6420266300 is about 1858.5932149881.

Adding to 6420266300 its reverse (36620246), we get a palindrome (6456886546).

The spelling of 6420266300 in words is "six billion, four hundred twenty million, two hundred sixty-six thousand, three hundred".