244154421146 has 32 divisors (see below), whose sum is σ = 379728628992. Its totient is φ = 117658601280.

The previous prime is 244154421113. The next prime is 244154421169. The reversal of 244154421146 is 641124451442.

It is a super-2 number, since 2×244154421146² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36002276 + ... + 36009056.

It is an arithmetic number, because the mean of its divisors is an integer number (11866519656).

Almost surely, 2^244154421146 is an apocalyptic number.

244154421146 is a deficient number, since it is larger than the sum of its proper divisors (135574207846).

244154421146 is a wasteful number, since it uses less digits than its factorization.

244154421146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12614.

The product of its digits is 122880, while the sum is 38.

Adding to 244154421146 its reverse (641124451442), we get a palindrome (885278872588).

The spelling of 244154421146 in words is "two hundred forty-four billion, one hundred fifty-four million, four hundred twenty-one thousand, one hundred forty-six".