11945899301375 has 16 divisors (see below), whose sum is σ = 16055288663232. Its totient is φ = 8821587175200.

The previous prime is 11945899301341. The next prime is 11945899301387. The reversal of 11945899301375 is 57310399854911.

It is not a de Polignac number, because 11945899301375 - 2¹⁰ = 11945899300351 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (65).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3675659699 + ... + 3675662948.

It is an arithmetic number, because the mean of its divisors is an integer number (1003455541452).

Almost surely, 2^{11945899301375} is an apocalyptic number.

11945899301375 is a deficient number, since it is larger than the sum of its proper divisors (4109389361857).

11945899301375 is an equidigital number, since it uses as much as digits as its factorization.

11945899301375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7351322675 (or 7351322665 counting only the distinct ones).

The product of its (nonzero) digits is 36741600, while the sum is 65.

The spelling of 11945899301375 in words is "eleven trillion, nine hundred forty-five billion, eight hundred ninety-nine million, three hundred one thousand, three hundred seventy-five".