538855589376 has 480 divisors, whose sum is σ = 1726480435680. Its totient is φ = 160761249792.

The previous prime is 538855589347. The next prime is 538855589399. The reversal of 538855589376 is 673985558835.

538855589376 is a `hidden beast` number, since 5 + 3 + 8 + 8 + 5 + 5 + 589 + 37 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 282566215 + ... + 282568121.

It is an arithmetic number, because the mean of its divisors is an integer number (3596834241).

Almost surely, 2^538855589376 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 538855589376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (863240217840).

538855589376 is an abundant number, since it is smaller than the sum of its proper divisors (1187624846304).

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

538855589376 is a wasteful number, since it uses less digits than its factorization.

538855589376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2086 (or 2067 counting only the distinct ones).

The product of its digits is 1088640000, while the sum is 72.

The spelling of 538855589376 in words is "five hundred thirty-eight billion, eight hundred fifty-five million, five hundred eighty-nine thousand, three hundred seventy-six".