53587040397312 has 96 divisors (see below), whose sum is σ = 142990445707200. Its totient is φ = 17846523101184.

The previous prime is 53587040397263. The next prime is 53587040397391. The reversal of 53587040397312 is 21379304078535.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3073933 + ... + 10799219.

It is an arithmetic number, because the mean of its divisors is an integer number (1489483809450).

Almost surely, 2^{53587040397312} 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 53587040397312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71495222853600).

53587040397312 is an abundant number, since it is smaller than the sum of its proper divisors (89403405309888).

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

53587040397312 is a wasteful number, since it uses less digits than its factorization.

53587040397312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7726441 (or 7726421 counting only the distinct ones).

The product of its (nonzero) digits is 19051200, while the sum is 57.

The spelling of 53587040397312 in words is "fifty-three trillion, five hundred eighty-seven billion, forty million, three hundred ninety-seven thousand, three hundred twelve".