66134532 has 48 divisors (see below), whose sum is σ = 160563200. Its totient is φ = 21163680.

The previous prime is 66134507. The next prime is 66134597. The reversal of 66134532 is 23543166.

It is a self number, because there is not a number n which added to its sum of digits gives 66134532.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51069 + ... + 52347.

Almost surely, 2^66134532 is an apocalyptic number.

66134532 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

66134532 is an abundant number, since it is smaller than the sum of its proper divisors (94428668).

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

66134532 is a wasteful number, since it uses less digits than its factorization.

66134532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1456 (or 1454 counting only the distinct ones).

The product of its digits is 12960, while the sum is 30.

The square root of 66134532 is about 8132.3140618154. The cubic root of 66134532 is about 404.3983995961.

Adding to 66134532 its reverse (23543166), we get a palindrome (89677698).

It can be divided in two parts, 66134 and 532, that added together give a palindrome (66666).

The spelling of 66134532 in words is "sixty-six million, one hundred thirty-four thousand, five hundred thirty-two".