66332432530340 has 24 divisors (see below), whose sum is σ = 139345993657080. Its totient is φ = 26523851994368.

The previous prime is 66332432530327. The next prime is 66332432530363. The reversal of 66332432530340 is 4303523423366.

It can be written as a sum of positive squares in 4 ways, for example, as 17530583798116 + 48801848732224 = 4186954^2 + 6985832^2 .

It is a junction number, because it is equal to n+sod(n) for n = 66332432530291 and 66332432530300.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 570003977 + ... + 570120336.

It is an arithmetic number, because the mean of its divisors is an integer number (5806083069045).

Almost surely, 2^{66332432530340} is an apocalyptic number.

It is an amenable number.

66332432530340 is an abundant number, since it is smaller than the sum of its proper divisors (73013561126740).

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

66332432530340 is a wasteful number, since it uses less digits than its factorization.

66332432530340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1140127231 (or 1140127229 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 44.

The spelling of 66332432530340 in words is "sixty-six trillion, three hundred thirty-two billion, four hundred thirty-two million, five hundred thirty thousand, three hundred forty".