221440314053364 has 48 divisors (see below), whose sum is σ = 596354113117056. Its totient is φ = 62642238768000.

The previous prime is 221440314053311. The next prime is 221440314053381. The reversal of 221440314053364 is 463350413044122.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

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, 13050457927 + ... + 13050474894.

It is an arithmetic number, because the mean of its divisors is an integer number (12424044023272).

Almost surely, 2^{221440314053364} is an apocalyptic number.

It is an amenable number.

221440314053364 is an abundant number, since it is smaller than the sum of its proper divisors (374913799063692).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221440314053364 is a wasteful number, since it uses less digits than its factorization.

221440314053364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26100932936 (or 26100932934 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 42.

Adding to 221440314053364 its reverse (463350413044122), we get a palindrome (684790727097486).

The spelling of 221440314053364 in words is "two hundred twenty-one trillion, four hundred forty billion, three hundred fourteen million, fifty-three thousand, three hundred sixty-four".