244213054431 has 8 divisors (see below), whose sum is σ = 329540507520. Its totient is φ = 160847152152.

The previous prime is 244213054429. The next prime is 244213054441. The reversal of 244213054431 is 134450312442.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 244213054431 - 2¹ = 244213054429 is a prime.

It is a super-2 number, since 2×244213054431² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 244213054392 and 244213054401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244213054441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 490387411 + ... + 490387908.

It is an arithmetic number, because the mean of its divisors is an integer number (41192563440).

Almost surely, 2^244213054431 is an apocalyptic number.

244213054431 is a deficient number, since it is larger than the sum of its proper divisors (85327453089).

244213054431 is an equidigital number, since it uses as much as digits as its factorization.

244213054431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 980775405.

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 244213054431 its reverse (134450312442), we get a palindrome (378663366873).

The spelling of 244213054431 in words is "two hundred forty-four billion, two hundred thirteen million, fifty-four thousand, four hundred thirty-one".