537663319960 has 128 divisors (see below), whose sum is σ = 1338676153920. Its totient is φ = 193060288512.

The previous prime is 537663319943. The next prime is 537663319961. The reversal of 537663319960 is 69913366735.

It is a junction number, because it is equal to n+sod(n) for n = 537663319895 and 537663319904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537663319961) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46882147 + ... + 46893613.

Almost surely, 2^537663319960 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 537663319960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (669338076960).

537663319960 is an abundant number, since it is smaller than the sum of its proper divisors (801012833960).

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

537663319960 is a wasteful number, since it uses less digits than its factorization.

537663319960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13965 (or 13961 counting only the distinct ones).

The product of its (nonzero) digits is 16533720, while the sum is 58.

The spelling of 537663319960 in words is "five hundred thirty-seven billion, six hundred sixty-three million, three hundred nineteen thousand, nine hundred sixty".