32249043456 has 240 divisors, whose sum is σ = 100882694880. Its totient is φ = 9127157760.

The previous prime is 32249043443. The next prime is 32249043457. The reversal of 32249043456 is 65434094223.

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

It is not an unprimeable number, because it can be changed into a prime (32249043457) 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, 8201811 + ... + 8205741.

It is an arithmetic number, because the mean of its divisors is an integer number (420344562).

Almost surely, 2^32249043456 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 32249043456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50441347440).

32249043456 is an abundant number, since it is smaller than the sum of its proper divisors (68633651424).

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

32249043456 is a wasteful number, since it uses less digits than its factorization.

32249043456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4075 (or 4052 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 32249043456 in words is "thirty-two billion, two hundred forty-nine million, forty-three thousand, four hundred fifty-six".