32213253528 has 80 divisors (see below), whose sum is σ = 90654937560. Its totient is φ = 10686816000.

The previous prime is 32213253521. The next prime is 32213253529. The reversal of 32213253528 is 82535231223.

32213253528 is a `hidden beast` number, since 32 + 21 + 32 + 53 + 528 = 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 = 32213253492 and 32213253501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32213253521) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 18928 + ... + 254528.

Almost surely, 2^32213253528 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 32213253528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45327468780).

32213253528 is an abundant number, since it is smaller than the sum of its proper divisors (58441684032).

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

32213253528 is a wasteful number, since it uses less digits than its factorization.

32213253528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235830 (or 235817 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The spelling of 32213253528 in words is "thirty-two billion, two hundred thirteen million, two hundred fifty-three thousand, five hundred twenty-eight".