52216245042 has 128 divisors (see below), whose sum is σ = 123051446784. Its totient is φ = 14622363648.

The previous prime is 52216245013. The next prime is 52216245043. The reversal of 52216245042 is 24054261225.

It is a junction number, because it is equal to n+sod(n) for n = 52216244994 and 52216245012.

It is not an unprimeable number, because it can be changed into a prime (52216245043) 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, 8190168 + ... + 8196540.

It is an arithmetic number, because the mean of its divisors is an integer number (961339428).

Almost surely, 2^52216245042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52216245042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61525723392).

52216245042 is an abundant number, since it is smaller than the sum of its proper divisors (70835201742).

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

52216245042 is a wasteful number, since it uses less digits than its factorization.

52216245042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6612.

The product of its (nonzero) digits is 38400, while the sum is 33.

The spelling of 52216245042 in words is "fifty-two billion, two hundred sixteen million, two hundred forty-five thousand, forty-two".