44521122451 has 16 divisors (see below), whose sum is σ = 49666196160. Its totient is φ = 39625649280.

The previous prime is 44521122439. The next prime is 44521122467. The reversal of 44521122451 is 15422112544.

It is a cyclic number.

It is not a de Polignac number, because 44521122451 - 2⁵ = 44521122419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44521122431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200641 + ... + 359581.

It is an arithmetic number, because the mean of its divisors is an integer number (3104137260).

Almost surely, 2^44521122451 is an apocalyptic number.

44521122451 is a deficient number, since it is larger than the sum of its proper divisors (5145073709).

44521122451 is a wasteful number, since it uses less digits than its factorization.

44521122451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159726.

The product of its digits is 12800, while the sum is 31.

Adding to 44521122451 its reverse (15422112544), we get a palindrome (59943234995).

The spelling of 44521122451 in words is "forty-four billion, five hundred twenty-one million, one hundred twenty-two thousand, four hundred fifty-one".