45473666637453 has 32 divisors (see below), whose sum is σ = 66612486533760. Its totient is φ = 27465388769280.

The previous prime is 45473666637437. The next prime is 45473666637461. The reversal of 45473666637453 is 35473666637454.

It is a happy number.

It is not a de Polignac number, because 45473666637453 - 2⁴ = 45473666637437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45473666637433) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45954900 + ... + 46933997.

It is an arithmetic number, because the mean of its divisors is an integer number (2081640204180).

Almost surely, 2^{45473666637453} is an apocalyptic number.

It is an amenable number.

45473666637453 is a deficient number, since it is larger than the sum of its proper divisors (21138819896307).

45473666637453 is a wasteful number, since it uses less digits than its factorization.

45473666637453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92889277.

The product of its digits is 2743372800, while the sum is 69.

Subtracting from 45473666637453 its reverse (35473666637454), we obtain a palindrome (9999999999999).

The spelling of 45473666637453 in words is "forty-five trillion, four hundred seventy-three billion, six hundred sixty-six million, six hundred thirty-seven thousand, four hundred fifty-three".