667405435130 has 32 divisors (see below), whose sum is σ = 1373141134080. Its totient is φ = 228792585600.

The previous prime is 667405435129. The next prime is 667405435139. The reversal of 667405435130 is 31534504766.

It is not an unprimeable number, because it can be changed into a prime (667405435139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164771 + ... + 1167030.

It is an arithmetic number, because the mean of its divisors is an integer number (42910660440).

Almost surely, 2^667405435130 is an apocalyptic number.

667405435130 is an abundant number, since it is smaller than the sum of its proper divisors (705735698950).

667405435130 is a wasteful number, since it uses less digits than its factorization.

667405435130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1338974.

The product of its (nonzero) digits is 907200, while the sum is 44.

Adding to 667405435130 its reverse (31534504766), we get a palindrome (698939939896).

The spelling of 667405435130 in words is "six hundred sixty-seven billion, four hundred five million, four hundred thirty-five thousand, one hundred thirty".