55501026143 has 2 divisors, whose sum is σ = 55501026144. Its totient is φ = 55501026142.

The previous prime is 55501026089. The next prime is 55501026193. The reversal of 55501026143 is 34162010555.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55501026143 - 2¹² = 55501022047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55501026193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27750513071 + 27750513072.

It is an arithmetic number, because the mean of its divisors is an integer number (27750513072).

Almost surely, 2^55501026143 is an apocalyptic number.

55501026143 is a deficient number, since it is larger than the sum of its proper divisors (1).

55501026143 is an equidigital number, since it uses as much as digits as its factorization.

55501026143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18000, while the sum is 32.

Adding to 55501026143 its reverse (34162010555), we get a palindrome (89663036698).

The spelling of 55501026143 in words is "fifty-five billion, five hundred one million, twenty-six thousand, one hundred forty-three".