55615614143129 has 2 divisors, whose sum is σ = 55615614143130. Its totient is φ = 55615614143128.

The previous prime is 55615614143077. The next prime is 55615614143143. The reversal of 55615614143129 is 92134141651655.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30649122907225 + 24966491235904 = 5536165^2 + 4996648^2 .

It is a cyclic number.

It is not a de Polignac number, because 55615614143129 - 2²⁸ = 55615345707673 is a prime.

It is not a weakly prime, because it can be changed into another prime (55615614143179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27807807071564 + 27807807071565.

It is an arithmetic number, because the mean of its divisors is an integer number (27807807071565).

Almost surely, 2^{55615614143129} is an apocalyptic number.

It is an amenable number.

55615614143129 is a deficient number, since it is larger than the sum of its proper divisors (1).

55615614143129 is an equidigital number, since it uses as much as digits as its factorization.

55615614143129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888000, while the sum is 53.

The spelling of 55615614143129 in words is "fifty-five trillion, six hundred fifteen billion, six hundred fourteen million, one hundred forty-three thousand, one hundred twenty-nine".