53342728264560 has 240 divisors, whose sum is σ = 192378275993376. Its totient is φ = 12191491178496.

The previous prime is 53342728264547. The next prime is 53342728264571. The reversal of 53342728264560 is 6546282724335.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 53342728264560.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 129825204 + ... + 130235436.

Almost surely, 2^{53342728264560} 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 53342728264560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96189137996688).

53342728264560 is an abundant number, since it is smaller than the sum of its proper divisors (139035547728816).

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

53342728264560 is a wasteful number, since it uses less digits than its factorization.

53342728264560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421320 (or 421307 counting only the distinct ones).

The product of its (nonzero) digits is 58060800, while the sum is 57.

The spelling of 53342728264560 in words is "fifty-three trillion, three hundred forty-two billion, seven hundred twenty-eight million, two hundred sixty-four thousand, five hundred sixty".