6626462040 has 512 divisors, whose sum is σ = 26210304000. Its totient is φ = 1471219200.

The previous prime is 6626462023. The next prime is 6626462047. The reversal of 6626462040 is 402646266.

6626462040 is a `hidden beast` number, since 6 + 6 + 2 + 646 + 2 + 0 + 4 + 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 = 6626461986 and 6626462004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6626462047) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 6996847 + ... + 6997793.

It is an arithmetic number, because the mean of its divisors is an integer number (51192000).

Almost surely, 2^6626462040 is an apocalyptic number.

6626462040 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 6626462040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13105152000).

6626462040 is an abundant number, since it is smaller than the sum of its proper divisors (19583841960).

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

6626462040 is a wasteful number, since it uses less digits than its factorization.

6626462040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028 (or 1018 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The square root of 6626462040 is about 81403.0837253725. The cubic root of 6626462040 is about 1878.2810264460.

The spelling of 6626462040 in words is "six billion, six hundred twenty-six million, four hundred sixty-two thousand, forty".