44197813451 has 8 divisors (see below), whose sum is σ = 48460549104. Its totient is φ = 39975869920.

The previous prime is 44197813441. The next prime is 44197813453. The reversal of 44197813451 is 15431879144.

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-44197813451 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44197813396 and 44197813405.

It is not an unprimeable number, because it can be changed into a prime (44197813453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10195760 + ... + 10200093.

It is an arithmetic number, because the mean of its divisors is an integer number (6057568638).

Almost surely, 2^44197813451 is an apocalyptic number.

44197813451 is a deficient number, since it is larger than the sum of its proper divisors (4262735653).

44197813451 is a wasteful number, since it uses less digits than its factorization.

44197813451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20396061.

The product of its digits is 483840, while the sum is 47.

The spelling of 44197813451 in words is "forty-four billion, one hundred ninety-seven million, eight hundred thirteen thousand, four hundred fifty-one".