44754766755921 has 40 divisors (see below), whose sum is σ = 67248081764864. Its totient is φ = 29661849898560.

The previous prime is 44754766755883. The next prime is 44754766755967. The reversal of 44754766755921 is 12955766745744.

44754766755921 is a `hidden beast` number, since 4 + 4 + 7 + 5 + 4 + 7 + 6 + 67 + 559 + 2 + 1 = 666.

44754766755921 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 44754766755921 - 2¹⁰ = 44754766754897 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44754766755921.

It is not an unprimeable number, because it can be changed into a prime (44754766755971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 11427741 + ... + 14835861.

Almost surely, 2^{44754766755921} is an apocalyptic number.

It is an amenable number.

44754766755921 is a deficient number, since it is larger than the sum of its proper divisors (22493315008943).

44754766755921 is a wasteful number, since it uses less digits than its factorization.

44754766755921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3409083 (or 3409074 counting only the distinct ones).

The product of its digits is 1778112000, while the sum is 72.

The spelling of 44754766755921 in words is "forty-four trillion, seven hundred fifty-four billion, seven hundred sixty-six million, seven hundred fifty-five thousand, nine hundred twenty-one".