55020424279 has 2 divisors, whose sum is σ = 55020424280. Its totient is φ = 55020424278.

The previous prime is 55020424273. The next prime is 55020424313. The reversal of 55020424279 is 97242402055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55020424279 - 2⁹ = 55020423767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55020424273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27510212139 + 27510212140.

It is an arithmetic number, because the mean of its divisors is an integer number (27510212140).

Almost surely, 2^55020424279 is an apocalyptic number.

55020424279 is a deficient number, since it is larger than the sum of its proper divisors (1).

55020424279 is an equidigital number, since it uses as much as digits as its factorization.

55020424279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 201600, while the sum is 40.

The spelling of 55020424279 in words is "fifty-five billion, twenty million, four hundred twenty-four thousand, two hundred seventy-nine".