1234331425555 has 12 divisors (see below), whose sum is σ = 1573452241200. Its totient is φ = 929378954624.

The previous prime is 1234331425543. The next prime is 1234331425573. The reversal of 1234331425555 is 5555241334321.

It is not a de Polignac number, because 1234331425555 - 2⁷ = 1234331425427 is a prime.

It is a super-2 number, since 2×1234331425555² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 427102855 + ... + 427105744.

It is an arithmetic number, because the mean of its divisors is an integer number (131121020100).

Almost surely, 2^{1234331425555} is an apocalyptic number.

1234331425555 is a deficient number, since it is larger than the sum of its proper divisors (339120815645).

1234331425555 is an equidigital number, since it uses as much as digits as its factorization.

1234331425555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 854208638 (or 854208621 counting only the distinct ones).

The product of its digits is 1080000, while the sum is 43.

Adding to 1234331425555 its reverse (5555241334321), we get a palindrome (6789572759876).

The spelling of 1234331425555 in words is "one trillion, two hundred thirty-four billion, three hundred thirty-one million, four hundred twenty-five thousand, five hundred fifty-five".