6926641920 has 432 divisors, whose sum is σ = 26723354112. Its totient is φ = 1642045440.

The previous prime is 6926641903. The next prime is 6926641937. The reversal of 6926641920 is 291466296.

It is an interprime number because it is at equal distance from previous prime (6926641903) and next prime (6926641937).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5955259 + ... + 5956421.

It is an arithmetic number, because the mean of its divisors is an integer number (61859616).

Almost surely, 2^6926641920 is an apocalyptic number.

6926641920 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6926641920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13361677056).

6926641920 is an abundant number, since it is smaller than the sum of its proper divisors (19796712192).

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

6926641920 is a wasteful number, since it uses less digits than its factorization.

6926641920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1248 (or 1231 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The square root of 6926641920 is about 83226.4496419257. The cubic root of 6926641920 is about 1906.2253715424.

It can be divided in two parts, 6926 and 641920, that added together give a palindrome (648846).

The spelling of 6926641920 in words is "six billion, nine hundred twenty-six million, six hundred forty-one thousand, nine hundred twenty".