53785322032 has 80 divisors (see below), whose sum is σ = 113550232320. Its totient is φ = 24531664896.

The previous prime is 53785322023. The next prime is 53785322039. The reversal of 53785322032 is 23022358735.

It is not an unprimeable number, because it can be changed into a prime (53785322039) 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, 17410344 + ... + 17413432.

It is an arithmetic number, because the mean of its divisors is an integer number (1419377904).

Almost surely, 2^53785322032 is an apocalyptic number.

53785322032 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53785322032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56775116160).

53785322032 is an abundant number, since it is smaller than the sum of its proper divisors (59764910288).

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

53785322032 is a wasteful number, since it uses less digits than its factorization.

53785322032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4070 (or 4064 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 40.

The spelling of 53785322032 in words is "fifty-three billion, seven hundred eighty-five million, three hundred twenty-two thousand, thirty-two".