55012456231 has 2 divisors, whose sum is σ = 55012456232. Its totient is φ = 55012456230.

The previous prime is 55012456201. The next prime is 55012456241. The reversal of 55012456231 is 13265421055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55012456231 - 2¹³ = 55012448039 is a prime.

It is a super-2 number, since 2×55012456231² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55012456201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27506228115 + 27506228116.

It is an arithmetic number, because the mean of its divisors is an integer number (27506228116).

Almost surely, 2^55012456231 is an apocalyptic number.

55012456231 is a deficient number, since it is larger than the sum of its proper divisors (1).

55012456231 is an equidigital number, since it uses as much as digits as its factorization.

55012456231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36000, while the sum is 34.

Adding to 55012456231 its reverse (13265421055), we get a palindrome (68277877286).

The spelling of 55012456231 in words is "fifty-five billion, twelve million, four hundred fifty-six thousand, two hundred thirty-one".