44662160421 has 12 divisors (see below), whose sum is σ = 64884913548. Its totient is φ = 29602664064.

The previous prime is 44662160383. The next prime is 44662160519. The reversal of 44662160421 is 12406126644.

44662160421 is a `hidden beast` number, since 4 + 4 + 6 + 6 + 21 + 604 + 21 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 30498780321 + 14163380100 = 174639^2 + 119010^2 .

It is not a de Polignac number, because 44662160421 - 2⁷ = 44662160293 is a prime.

It is a super-2 number, since 2×44662160421² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44662162421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14340820 + ... + 14343933.

It is an arithmetic number, because the mean of its divisors is an integer number (5407076129).

Almost surely, 2^44662160421 is an apocalyptic number.

It is an amenable number.

44662160421 is a deficient number, since it is larger than the sum of its proper divisors (20222753127).

44662160421 is a wasteful number, since it uses less digits than its factorization.

44662160421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28684932 (or 28684929 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The spelling of 44662160421 in words is "forty-four billion, six hundred sixty-two million, one hundred sixty thousand, four hundred twenty-one".