6246405564 has 48 divisors (see below), whose sum is σ = 17107281408. Its totient is φ = 1736451648.

The previous prime is 6246405563. The next prime is 6246405569. The reversal of 6246405564 is 4655046426.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6246405563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1001784 + ... + 1007999.

It is an arithmetic number, because the mean of its divisors is an integer number (356401696).

Almost surely, 2^6246405564 is an apocalyptic number.

It is an amenable number.

6246405564 is an abundant number, since it is smaller than the sum of its proper divisors (10860875844).

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

6246405564 is a wasteful number, since it uses less digits than its factorization.

6246405564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2009834 (or 2009832 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 42.

The square root of 6246405564 is about 79034.2050254192. The cubic root of 6246405564 is about 1841.6625611924.

The spelling of 6246405564 in words is "six billion, two hundred forty-six million, four hundred five thousand, five hundred sixty-four".