244154451129 has 16 divisors (see below), whose sum is σ = 344833818048. Its totient is φ = 153130424832.

The previous prime is 244154451127. The next prime is 244154451139. The reversal of 244154451129 is 921154451442.

It is not a de Polignac number, because 244154451129 - 2¹ = 244154451127 is a prime.

It is a super-2 number, since 2×244154451129² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (244154451127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 885787 + ... + 1128240.

It is an arithmetic number, because the mean of its divisors is an integer number (21552113628).

Almost surely, 2^244154451129 is an apocalyptic number.

It is an amenable number.

244154451129 is a deficient number, since it is larger than the sum of its proper divisors (100679366919).

244154451129 is a wasteful number, since it uses less digits than its factorization.

244154451129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2016424.

The product of its digits is 230400, while the sum is 42.

The spelling of 244154451129 in words is "two hundred forty-four billion, one hundred fifty-four million, four hundred fifty-one thousand, one hundred twenty-nine".