537144317163440 has 40 divisors (see below), whose sum is σ = 1427269185607200. Its totient is φ = 184163765884416.

The previous prime is 537144317163437. The next prime is 537144317163473. The reversal of 537144317163440 is 44361713441735.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 479593139765 + ... + 479593140884.

It is an arithmetic number, because the mean of its divisors is an integer number (35681729640180).

Almost surely, 2^{537144317163440} is an apocalyptic number.

It is an amenable number.

537144317163440 is an abundant number, since it is smaller than the sum of its proper divisors (890124868443760).

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

537144317163440 is a wasteful number, since it uses less digits than its factorization.

537144317163440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959186280669 (or 959186280663 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 53.

The spelling of 537144317163440 in words is "five hundred thirty-seven trillion, one hundred forty-four billion, three hundred seventeen million, one hundred sixty-three thousand, four hundred forty".