32253913821 has 8 divisors (see below), whose sum is σ = 43015332960. Its totient is φ = 21497551952.

The previous prime is 32253913819. The next prime is 32253913859. The reversal of 32253913821 is 12831935223.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 32253913821 - 2¹ = 32253913819 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32253913821.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32253913921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1249410 + ... + 1274963.

It is an arithmetic number, because the mean of its divisors is an integer number (5376916620).

Almost surely, 2^32253913821 is an apocalyptic number.

It is an amenable number.

32253913821 is a deficient number, since it is larger than the sum of its proper divisors (10761419139).

32253913821 is a wasteful number, since it uses less digits than its factorization.

32253913821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2528635.

The product of its digits is 77760, while the sum is 39.

The spelling of 32253913821 in words is "thirty-two billion, two hundred fifty-three million, nine hundred thirteen thousand, eight hundred twenty-one".