244001142454 has 8 divisors (see below), whose sum is σ = 366012787320. Its totient is φ = 121996880016.

The previous prime is 244001142433. The next prime is 244001142461. The reversal of 244001142454 is 454241100442.

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

It is a super-2 number, since 2×244001142454² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1762224 + ... + 1895635.

It is an arithmetic number, because the mean of its divisors is an integer number (45751598415).

Almost surely, 2^244001142454 is an apocalyptic number.

244001142454 is a deficient number, since it is larger than the sum of its proper divisors (122011644866).

244001142454 is a wasteful number, since it uses less digits than its factorization.

244001142454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3691214.

The product of its (nonzero) digits is 20480, while the sum is 31.

Adding to 244001142454 its reverse (454241100442), we get a palindrome (698242242896).

The spelling of 244001142454 in words is "two hundred forty-four billion, one million, one hundred forty-two thousand, four hundred fifty-four".