44545515423 has 16 divisors (see below), whose sum is σ = 59687510400. Its totient is φ = 29550492000.

The previous prime is 44545515383. The next prime is 44545515437. The reversal of 44545515423 is 32451554544.

It is not a de Polignac number, because 44545515423 - 2⁶ = 44545515359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44545515923) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 777288 + ... + 832626.

It is an arithmetic number, because the mean of its divisors is an integer number (3730469400).

Almost surely, 2^44545515423 is an apocalyptic number.

44545515423 is a deficient number, since it is larger than the sum of its proper divisors (15141994977).

44545515423 is a wasteful number, since it uses less digits than its factorization.

44545515423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56662.

The product of its digits is 960000, while the sum is 42.

The spelling of 44545515423 in words is "forty-four billion, five hundred forty-five million, five hundred fifteen thousand, four hundred twenty-three".