52650542040 has 256 divisors, whose sum is σ = 171064051200. Its totient is φ = 12922675200.

The previous prime is 52650542029. The next prime is 52650542041. The reversal of 52650542040 is 4024505625.

It is a junction number, because it is equal to n+sod(n) for n = 52650541992 and 52650542010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52650542041) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11541360 + ... + 11545920.

It is an arithmetic number, because the mean of its divisors is an integer number (668218950).

Almost surely, 2^52650542040 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 52650542040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85532025600).

52650542040 is an abundant number, since it is smaller than the sum of its proper divisors (118413509160).

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

52650542040 is a wasteful number, since it uses less digits than its factorization.

52650542040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4738 (or 4734 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 33.

The spelling of 52650542040 in words is "fifty-two billion, six hundred fifty million, five hundred forty-two thousand, forty".