45432444423455 has 16 divisors (see below), whose sum is σ = 59883496542720. Its totient is φ = 32935923095328.

The previous prime is 45432444423433. The next prime is 45432444423491. The reversal of 45432444423455 is 55432444423454.

It is a cyclic number.

It is not a de Polignac number, because 45432444423455 - 2²⁴ = 45432427646239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45432444423397 and 45432444423406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10396438187 + ... + 10396442556.

It is an arithmetic number, because the mean of its divisors is an integer number (3742718533920).

Almost surely, 2^{45432444423455} is an apocalyptic number.

45432444423455 is a deficient number, since it is larger than the sum of its proper divisors (14451052119265).

45432444423455 is a wasteful number, since it uses less digits than its factorization.

45432444423455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20792880790.

The product of its digits is 73728000, while the sum is 53.

Subtracting 45432444423455 from its reverse (55432444423454), we obtain a palindrome (9999999999999).

The spelling of 45432444423455 in words is "forty-five trillion, four hundred thirty-two billion, four hundred forty-four million, four hundred twenty-three thousand, four hundred fifty-five".