53941278209280 has 864 divisors, whose sum is σ = 216987481804800. Its totient is φ = 11178747740160.

The previous prime is 53941278209257. The next prime is 53941278209281. The reversal of 53941278209280 is 8290287214935.

It is a super-2 number, since 2×53941278209280² (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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (53941278209281) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1232668041 + ... + 1232711799.

Almost surely, 2^{53941278209280} 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 53941278209280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108493740902400).

53941278209280 is an abundant number, since it is smaller than the sum of its proper divisors (163046203595520).

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

53941278209280 is a wasteful number, since it uses less digits than its factorization.

53941278209280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44191 (or 44166 counting only the distinct ones).

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

The spelling of 53941278209280 in words is "fifty-three trillion, nine hundred forty-one billion, two hundred seventy-eight million, two hundred nine thousand, two hundred eighty".