45444554351 has 8 divisors (see below), whose sum is σ = 52124132640. Its totient is φ = 38811850848.

The previous prime is 45444554339. The next prime is 45444554401. The reversal of 45444554351 is 15345544454.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45444554351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45444557351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11716616 + ... + 11720493.

It is an arithmetic number, because the mean of its divisors is an integer number (6515516580).

Almost surely, 2^45444554351 is an apocalyptic number.

45444554351 is a deficient number, since it is larger than the sum of its proper divisors (6679578289).

45444554351 is a wasteful number, since it uses less digits than its factorization.

45444554351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23437393.

The product of its digits is 1920000, while the sum is 44.

The spelling of 45444554351 in words is "forty-five billion, four hundred forty-four million, five hundred fifty-four thousand, three hundred fifty-one".