45115275453644 has 24 divisors (see below), whose sum is σ = 86286619610688. Its totient is φ = 20469453535440.

The previous prime is 45115275453643. The next prime is 45115275453653. The reversal of 45115275453644 is 44635457251154.

45115275453644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 45115275453644.

It is not an unprimeable number, because it can be changed into a prime (45115275453641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 937221974 + ... + 937270109.

It is an arithmetic number, because the mean of its divisors is an integer number (3595275817112).

Almost surely, 2^{45115275453644} is an apocalyptic number.

45115275453644 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

45115275453644 is a deficient number, since it is larger than the sum of its proper divisors (41171344157044).

45115275453644 is a wasteful number, since it uses less digits than its factorization.

45115275453644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1874492645 (or 1874492643 counting only the distinct ones).

The product of its digits is 40320000, while the sum is 56.

The spelling of 45115275453644 in words is "forty-five trillion, one hundred fifteen billion, two hundred seventy-five million, four hundred fifty-three thousand, six hundred forty-four".