52244921891760 has 640 divisors, whose sum is σ = 183991063818240. Its totient is φ = 12167096696832.

The previous prime is 52244921891711. The next prime is 52244921891801. The reversal of 52244921891760 is 6719812944225.

It is a super-2 number, since 2×52244921891760² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a junction number, because it is equal to n+sod(n) for n = 52244921891694 and 52244921891703.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4078760236 + ... + 4078773044.

It is an arithmetic number, because the mean of its divisors is an integer number (287486037216).

Almost surely, 2^{52244921891760} 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 52244921891760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91995531909120).

52244921891760 is an abundant number, since it is smaller than the sum of its proper divisors (131746141926480).

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

52244921891760 is a wasteful number, since it uses less digits than its factorization.

52244921891760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13477 (or 13471 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 60.

The spelling of 52244921891760 in words is "fifty-two trillion, two hundred forty-four billion, nine hundred twenty-one million, eight hundred ninety-one thousand, seven hundred sixty".