53066940390240 has 192 divisors, whose sum is σ = 191044227386880. Its totient is φ = 12129380536320.

The previous prime is 53066940390203. The next prime is 53066940390241. The reversal of 53066940390240 is 4209304966035.

It is a happy number.

It is a super-2 number, since 2×53066940390240² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53066940390241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 293845891 + ... + 294026429.

It is an arithmetic number, because the mean of its divisors is an integer number (995022017640).

Almost surely, 2^{53066940390240} is an apocalyptic number.

It is an amenable number.

53066940390240 is an abundant number, since it is smaller than the sum of its proper divisors (137977286996640).

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

53066940390240 is a wasteful number, since it uses less digits than its factorization.

53066940390240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268045 (or 268037 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 51.

The spelling of 53066940390240 in words is "fifty-three trillion, sixty-six billion, nine hundred forty million, three hundred ninety thousand, two hundred forty".