32500020023220 has 48 divisors (see below), whose sum is σ = 91174720367808. Its totient is φ = 8650037310720.

The previous prime is 32500020023213. The next prime is 32500020023221. The reversal of 32500020023220 is 2232002000523.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32500020023221) 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, 519802714 + ... + 519865233.

It is an arithmetic number, because the mean of its divisors is an integer number (1899473340996).

Almost surely, 2^{32500020023220} is an apocalyptic number.

32500020023220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32500020023220 is an abundant number, since it is smaller than the sum of its proper divisors (58674700344588).

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

32500020023220 is a wasteful number, since it uses less digits than its factorization.

32500020023220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1039668480 (or 1039668478 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

Adding to 32500020023220 its reverse (2232002000523), we get a palindrome (34732022023743).

The spelling of 32500020023220 in words is "thirty-two trillion, five hundred billion, twenty million, twenty-three thousand, two hundred twenty".