1234562223444 has 48 divisors (see below), whose sum is σ = 3142624443840. Its totient is φ = 374097571840.

The previous prime is 1234562223431. The next prime is 1234562223493. The reversal of 1234562223444 is 4443222654321.

It is a super-2 number, since 2×1234562223444² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1234562223396 and 1234562223405.

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, 4433812 + ... + 4704020.

It is an arithmetic number, because the mean of its divisors is an integer number (65471342580).

Almost surely, 2^{1234562223444} is an apocalyptic number.

It is an amenable number.

1234562223444 is an abundant number, since it is smaller than the sum of its proper divisors (1908062220396).

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

1234562223444 is a wasteful number, since it uses less digits than its factorization.

1234562223444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304840 (or 304838 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 42.

Adding to 1234562223444 its reverse (4443222654321), we get a palindrome (5677784877765).

The spelling of 1234562223444 in words is "one trillion, two hundred thirty-four billion, five hundred sixty-two million, two hundred twenty-three thousand, four hundred forty-four".