55001055019 has 2 divisors, whose sum is σ = 55001055020. Its totient is φ = 55001055018.

The previous prime is 55001055013. The next prime is 55001055079. The reversal of 55001055019 is 91055010055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55001055019 - 2¹⁷ = 55000923947 is a prime.

It is a super-2 number, since 2×55001055019² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (55001055013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27500527509 + 27500527510.

It is an arithmetic number, because the mean of its divisors is an integer number (27500527510).

Almost surely, 2^55001055019 is an apocalyptic number.

55001055019 is a deficient number, since it is larger than the sum of its proper divisors (1).

55001055019 is an equidigital number, since it uses as much as digits as its factorization.

55001055019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5625, while the sum is 31.

The spelling of 55001055019 in words is "fifty-five billion, one million, fifty-five thousand, nineteen".