53592307440 has 240 divisors, whose sum is σ = 203432872320. Its totient is φ = 11604902400.

The previous prime is 53592307367. The next prime is 53592307453. The reversal of 53592307440 is 4470329535.

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

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

It is a junction number, because it is equal to n+sod(n) for n = 53592307392 and 53592307401.

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, 103515 + ... + 343365.

It is an arithmetic number, because the mean of its divisors is an integer number (847636968).

Almost surely, 2^53592307440 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 53592307440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101716436160).

53592307440 is an abundant number, since it is smaller than the sum of its proper divisors (149840564880).

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

53592307440 is a wasteful number, since it uses less digits than its factorization.

53592307440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239900 (or 239887 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 42.

The spelling of 53592307440 in words is "fifty-three billion, five hundred ninety-two million, three hundred seven thousand, four hundred forty".