53239239720576 has 2304 divisors, whose sum is σ = 203069516832000. Its totient is φ = 13105835458560.

The previous prime is 53239239720547. The next prime is 53239239720593. The reversal of 53239239720576 is 67502793293235.

53239239720576 is a `hidden beast` number, since 5 + 3 + 2 + 3 + 9 + 2 + 39 + 7 + 20 + 576 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 902359995235 + ... + 902359995293.

It is an arithmetic number, because the mean of its divisors is an integer number (88137811125).

Almost surely, 2^{53239239720576} is an apocalyptic number.

53239239720576 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53239239720576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101534758416000).

53239239720576 is an abundant number, since it is smaller than the sum of its proper divisors (149830277111424).

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

53239239720576 is a wasteful number, since it uses less digits than its factorization.

53239239720576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240 (or 168 counting only the distinct ones).

The product of its (nonzero) digits is 128595600, while the sum is 63.

The spelling of 53239239720576 in words is "fifty-three trillion, two hundred thirty-nine billion, two hundred thirty-nine million, seven hundred twenty thousand, five hundred seventy-six".