2234403312556 has 12 divisors (see below), whose sum is σ = 3911153295168. Its totient is φ = 1116930942512.

The previous prime is 2234403312539. The next prime is 2234403312571. The reversal of 2234403312556 is 6552133044322.

It is a super-2 number, since 2×2234403312556² (a number of 25 digits) contains 22 as substring.

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, 67659871 + ... + 67692886.

It is an arithmetic number, because the mean of its divisors is an integer number (325929441264).

Almost surely, 2^{2234403312556} is an apocalyptic number.

It is an amenable number.

2234403312556 is a deficient number, since it is larger than the sum of its proper divisors (1676749982612).

2234403312556 is a wasteful number, since it uses less digits than its factorization.

2234403312556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135356888 (or 135356886 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 40.

Adding to 2234403312556 its reverse (6552133044322), we get a palindrome (8786536356878).

The spelling of 2234403312556 in words is "two trillion, two hundred thirty-four billion, four hundred three million, three hundred twelve thousand, five hundred fifty-six".