10545115551423 has 32 divisors (see below), whose sum is σ = 14695484486400. Its totient is φ = 6717554274816.

The previous prime is 10545115551419. The next prime is 10545115551461. The reversal of 10545115551423 is 32415551154501.

It is not a de Polignac number, because 10545115551423 - 2² = 10545115551419 is a prime.

It is a super-2 number, since 2×10545115551423² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10545115551403) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 8831440 + ... + 9954122.

It is an arithmetic number, because the mean of its divisors is an integer number (459233890200).

Almost surely, 2^{10545115551423} is an apocalyptic number.

10545115551423 is a deficient number, since it is larger than the sum of its proper divisors (4150368934977).

10545115551423 is a wasteful number, since it uses less digits than its factorization.

10545115551423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1123831.

The product of its (nonzero) digits is 300000, while the sum is 42.

The spelling of 10545115551423 in words is "ten trillion, five hundred forty-five billion, one hundred fifteen million, five hundred fifty-one thousand, four hundred twenty-three".