44421424255131 has 64 divisors (see below), whose sum is σ = 74281365550080. Its totient is φ = 22939525693440.

The previous prime is 44421424255121. The next prime is 44421424255147. The reversal of 44421424255131 is 13155242412444.

It is not a de Polignac number, because 44421424255131 - 2⁶ = 44421424255067 is a prime.

It is a super-2 number, since 2×44421424255131² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (44421424255121) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 32320315 + ... + 33666683.

It is an arithmetic number, because the mean of its divisors is an integer number (1160646336720).

Almost surely, 2^{44421424255131} is an apocalyptic number.

44421424255131 is a deficient number, since it is larger than the sum of its proper divisors (29859941294949).

44421424255131 is a wasteful number, since it uses less digits than its factorization.

44421424255131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1347236.

The product of its digits is 614400, while the sum is 42.

Adding to 44421424255131 its reverse (13155242412444), we get a palindrome (57576666667575).

The spelling of 44421424255131 in words is "forty-four trillion, four hundred twenty-one billion, four hundred twenty-four million, two hundred fifty-five thousand, one hundred thirty-one".