53265333660 has 192 divisors, whose sum is σ = 188720824320. Its totient is φ = 10902862080.

The previous prime is 53265333631. The next prime is 53265333697. The reversal of 53265333660 is 6633356235.

It is a super-2 number, since 2×53265333660² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 223501 + ... + 395579.

It is an arithmetic number, because the mean of its divisors is an integer number (982920960).

Almost surely, 2^53265333660 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 53265333660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94360412160).

53265333660 is an abundant number, since it is smaller than the sum of its proper divisors (135455490660).

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

53265333660 is a wasteful number, since it uses less digits than its factorization.

53265333660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172176 (or 172174 counting only the distinct ones).

The product of its (nonzero) digits is 874800, while the sum is 42.

Adding to 53265333660 its reverse (6633356235), we get a palindrome (59898689895).

The spelling of 53265333660 in words is "fifty-three billion, two hundred sixty-five million, three hundred thirty-three thousand, six hundred sixty".