6213537472 has 56 divisors (see below), whose sum is σ = 12990423600. Its totient is φ = 2940650496.

The previous prime is 6213537461. The next prime is 6213537481. The reversal of 6213537472 is 2747353126.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2689854 + ... + 2692162.

It is an arithmetic number, because the mean of its divisors is an integer number (231971850).

Almost surely, 2^6213537472 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6213537472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6495211800).

6213537472 is an abundant number, since it is smaller than the sum of its proper divisors (6776886128).

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

6213537472 is a wasteful number, since it uses less digits than its factorization.

6213537472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4553 (or 4543 counting only the distinct ones).

The product of its digits is 211680, while the sum is 40.

The square root of 6213537472 is about 78825.9949001597. The cubic root of 6213537472 is about 1838.4266512624.

The spelling of 6213537472 in words is "six billion, two hundred thirteen million, five hundred thirty-seven thousand, four hundred seventy-two".