6268522140 has 72 divisors (see below), whose sum is σ = 19061231280. Its totient is φ = 1667499264.

The previous prime is 6268522067. The next prime is 6268522147. The reversal of 6268522140 is 412258626.

It is a happy number.

6268522140 is a `hidden beast` number, since 62 + 68 + 522 + 14 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 6268522095 and 6268522104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6268522147) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31047 + ... + 116193.

Almost surely, 2^6268522140 is an apocalyptic number.

6268522140 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 6268522140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9530615640).

6268522140 is an abundant number, since it is smaller than the sum of its proper divisors (12792709140).

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

6268522140 is a wasteful number, since it uses less digits than its factorization.

6268522140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85571 (or 85566 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 6268522140 is about 79173.9991411322. Note that the first 3 decimals coincide. The cubic root of 6268522140 is about 1843.8335853479.

The spelling of 6268522140 in words is "six billion, two hundred sixty-eight million, five hundred twenty-two thousand, one hundred forty".