537815813480 has 128 divisors (see below), whose sum is σ = 1342339084800. Its totient is φ = 192276633600.

The previous prime is 537815813471. The next prime is 537815813537. The reversal of 537815813480 is 84318518735.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 105183404 + ... + 105188516.

It is an arithmetic number, because the mean of its divisors is an integer number (10487024100).

Almost surely, 2^537815813480 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 537815813480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (671169542400).

537815813480 is an abundant number, since it is smaller than the sum of its proper divisors (804523271320).

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

537815813480 is a wasteful number, since it uses less digits than its factorization.

537815813480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9115 (or 9111 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 53.

The spelling of 537815813480 in words is "five hundred thirty-seven billion, eight hundred fifteen million, eight hundred thirteen thousand, four hundred eighty".