45345011036623 has 4 divisors (see below), whose sum is σ = 45345106592208. Its totient is φ = 45344915481040.

The previous prime is 45345011036587. The next prime is 45345011036711. The reversal of 45345011036623 is 32663011054354.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45345011036623 is a prime.

It is a super-2 number, since 2×45345011036623² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45345011036623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45345011030623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47062411 + ... + 48016252.

It is an arithmetic number, because the mean of its divisors is an integer number (11336276648052).

Almost surely, 2^{45345011036623} is an apocalyptic number.

45345011036623 is a deficient number, since it is larger than the sum of its proper divisors (95555585).

45345011036623 is an equidigital number, since it uses as much as digits as its factorization.

45345011036623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95555584.

The product of its (nonzero) digits is 777600, while the sum is 43.

The spelling of 45345011036623 in words is "forty-five trillion, three hundred forty-five billion, eleven million, thirty-six thousand, six hundred twenty-three".