537267216132 has 18 divisors (see below), whose sum is σ = 1358092129758. Its totient is φ = 179089072032.

The previous prime is 537267216131. The next prime is 537267216133. The reversal of 537267216132 is 231612762735.

537267216132 is a `hidden beast` number, since 5 + 3 + 7 + 2 + 6 + 7 + 21 + 613 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (537267216131) and next prime (537267216133).

It can be written as a sum of positive squares in only one way, i.e., 446469857856 + 90797358276 = 668184^2 + 301326^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (537267216131) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7462044633 + ... + 7462044704.

Almost surely, 2^537267216132 is an apocalyptic number.

It is an amenable number.

537267216132 is an abundant number, since it is smaller than the sum of its proper divisors (820824913626).

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

537267216132 is a wasteful number, since it uses less digits than its factorization.

537267216132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14924089347 (or 14924089342 counting only the distinct ones).

The product of its digits is 635040, while the sum is 45.

Adding to 537267216132 its reverse (231612762735), we get a palindrome (768879978867).

The spelling of 537267216132 in words is "five hundred thirty-seven billion, two hundred sixty-seven million, two hundred sixteen thousand, one hundred thirty-two".