538616926080 has 448 divisors, whose sum is σ = 1934304397200. Its totient is φ = 143353110528.

The previous prime is 538616925967. The next prime is 538616926093. The reversal of 538616926080 is 80629616835.

It is a happy number.

538616926080 is a `hidden beast` number, since 5 + 386 + 169 + 26 + 0 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 377446327 + ... + 377447753.

Almost surely, 2^538616926080 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 538616926080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (967152198600).

538616926080 is an abundant number, since it is smaller than the sum of its proper divisors (1395687471120).

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

538616926080 is an equidigital number, since it uses as much as digits as its factorization.

538616926080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2273 (or 2246 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 54.

The spelling of 538616926080 in words is "five hundred thirty-eight billion, six hundred sixteen million, nine hundred twenty-six thousand, eighty".