55100203079 has 2 divisors, whose sum is σ = 55100203080. Its totient is φ = 55100203078.

The previous prime is 55100203063. The next prime is 55100203099. The reversal of 55100203079 is 97030200155.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55100203079 - 2⁴ = 55100203063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55100203009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27550101539 + 27550101540.

It is an arithmetic number, because the mean of its divisors is an integer number (27550101540).

Almost surely, 2^55100203079 is an apocalyptic number.

55100203079 is a deficient number, since it is larger than the sum of its proper divisors (1).

55100203079 is an equidigital number, since it uses as much as digits as its factorization.

55100203079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9450, while the sum is 32.

The spelling of 55100203079 in words is "fifty-five billion, one hundred million, two hundred three thousand, seventy-nine".