1402220314444 has 48 divisors (see below), whose sum is σ = 2657229624000. Its totient is φ = 645459051776.

The previous prime is 1402220314423. The next prime is 1402220314457. The reversal of 1402220314444 is 4444130222041.

It is a happy 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, 16782 + ... + 1674730.

It is an arithmetic number, because the mean of its divisors is an integer number (55358950500).

Almost surely, 2^{1402220314444} is an apocalyptic number.

It is an amenable number.

1402220314444 is a deficient number, since it is larger than the sum of its proper divisors (1255009309556).

1402220314444 is a wasteful number, since it uses less digits than its factorization.

1402220314444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1658322 (or 1658320 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 1402220314444 its reverse (4444130222041), we get a palindrome (5846350536485).

The spelling of 1402220314444 in words is "one trillion, four hundred two billion, two hundred twenty million, three hundred fourteen thousand, four hundred forty-four".