660252131135410 has 32 divisors (see below), whose sum is σ = 1296776757926592. Its totient is φ = 240039524038080.

The previous prime is 660252131135383. The next prime is 660252131135447. The reversal of 660252131135410 is 14531131252066.

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, 651491509 + ... + 652504168.

It is an arithmetic number, because the mean of its divisors is an integer number (40524273685206).

Almost surely, 2^{660252131135410} is an apocalyptic number.

660252131135410 is a deficient number, since it is larger than the sum of its proper divisors (636524626791182).

660252131135410 is a wasteful number, since it uses less digits than its factorization.

660252131135410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1304000298.

The product of its (nonzero) digits is 129600, while the sum is 40.

Adding to 660252131135410 its reverse (14531131252066), we get a palindrome (674783262387476).

The spelling of 660252131135410 in words is "six hundred sixty trillion, two hundred fifty-two billion, one hundred thirty-one million, one hundred thirty-five thousand, four hundred ten".