6273993758420 has 18 divisors (see below), whose sum is σ = 13175410416462. Its totient is φ = 2509593022656.

The previous prime is 6273993758387. The next prime is 6273993758437. The reversal of 6273993758420 is 248573993726.

It can be written as a sum of positive squares in 3 ways, for example, as 642684408976 + 5631309349444 = 801676^2 + 2373038^2 .

It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10921736 + ... + 11481824.

It is an arithmetic number, because the mean of its divisors is an integer number (731967245359).

Almost surely, 2^{6273993758420} is an apocalyptic number.

It is an amenable number.

6273993758420 is an abundant number, since it is smaller than the sum of its proper divisors (6901416658042).

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

6273993758420 is an frugal number, since it uses more digits than its factorization.

6273993758420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1120187 (or 560096 counting only the distinct ones).

The product of its (nonzero) digits is 137168640, while the sum is 65.

The spelling of 6273993758420 in words is "six trillion, two hundred seventy-three billion, nine hundred ninety-three million, seven hundred fifty-eight thousand, four hundred twenty".