44621754053 has 4 divisors (see below), whose sum is σ = 44694075180. Its totient is φ = 44549432928.

The previous prime is 44621754019. The next prime is 44621754077. The reversal of 44621754053 is 35045712644.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3273785089 + 41347968964 = 57217^2 + 203342^2 .

It is a cyclic number.

It is not a de Polignac number, because 44621754053 - 2¹⁴ = 44621737669 is a prime.

It is a super-2 number, since 2×44621754053² (a number of 22 digits) contains 22 as substring.

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 44621754053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44621754083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36159638 + ... + 36160871.

It is an arithmetic number, because the mean of its divisors is an integer number (11173518795).

Almost surely, 2^44621754053 is an apocalyptic number.

It is an amenable number.

44621754053 is a deficient number, since it is larger than the sum of its proper divisors (72321127).

44621754053 is an equidigital number, since it uses as much as digits as its factorization.

44621754053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72321126.

The product of its (nonzero) digits is 403200, while the sum is 41.

The spelling of 44621754053 in words is "forty-four billion, six hundred twenty-one million, seven hundred fifty-four thousand, fifty-three".