32530065620 has 48 divisors (see below), whose sum is σ = 73833746448. Its totient is φ = 11967713280.

The previous prime is 32530065577. The next prime is 32530065637. The reversal of 32530065620 is 2656003523.

It can be written as a sum of positive squares in 8 ways, for example, as 8842393156 + 23687672464 = 94034^2 + 153908^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153821 + ... + 297860.

It is an arithmetic number, because the mean of its divisors is an integer number (1538203051).

Almost surely, 2^32530065620 is an apocalyptic number.

It is an amenable number.

32530065620 is an abundant number, since it is smaller than the sum of its proper divisors (41303680828).

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

32530065620 is a wasteful number, since it uses less digits than its factorization.

32530065620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451980 (or 451978 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 32.

The spelling of 32530065620 in words is "thirty-two billion, five hundred thirty million, sixty-five thousand, six hundred twenty".