537663619584 has 960 divisors, whose sum is σ = 1999369532160. Its totient is φ = 141296762880.

The previous prime is 537663619567. The next prime is 537663619621. The reversal of 537663619584 is 485916366735.

537663619584 is a `hidden beast` number, since 5 + 3 + 7 + 6 + 6 + 3 + 619 + 5 + 8 + 4 = 666.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

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

Its product of digits (97977600) is a multiple of the sum of its prime factors (360).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1913393524 + ... + 1913393804.

It is an arithmetic number, because the mean of its divisors is an integer number (2082676596).

Almost surely, 2^537663619584 is an apocalyptic number.

537663619584 is a gapful number since it is divisible by the number (54) 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 537663619584, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (999684766080).

537663619584 is an abundant number, since it is smaller than the sum of its proper divisors (1461705912576).

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

537663619584 is an frugal number, since it uses more digits than its factorization.

537663619584 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360 (or 306 counting only the distinct ones).

The product of its digits is 97977600, while the sum is 63.

The spelling of 537663619584 in words is "five hundred thirty-seven billion, six hundred sixty-three million, six hundred nineteen thousand, five hundred eighty-four".