315660121632133 has 8 divisors (see below), whose sum is σ = 339893251608960. Its totient is φ = 292056423602880.

The previous prime is 315660121632131. The next prime is 315660121632157. The reversal of 315660121632133 is 331236121066513.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 315660121632133 - 2¹ = 315660121632131 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 315660121632133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315660121632131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157357985853 + ... + 157357987858.

It is an arithmetic number, because the mean of its divisors is an integer number (42486656451120).

Almost surely, 2^{315660121632133} is an apocalyptic number.

It is an amenable number.

315660121632133 is a deficient number, since it is larger than the sum of its proper divisors (24233129976827).

315660121632133 is a wasteful number, since it uses less digits than its factorization.

315660121632133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314715973787.

The product of its (nonzero) digits is 349920, while the sum is 43.

Adding to 315660121632133 its reverse (331236121066513), we get a palindrome (646896242698646).

The spelling of 315660121632133 in words is "three hundred fifteen trillion, six hundred sixty billion, one hundred twenty-one million, six hundred thirty-two thousand, one hundred thirty-three".