55201000807 has 2 divisors, whose sum is σ = 55201000808. Its totient is φ = 55201000806.

The previous prime is 55201000769. The next prime is 55201000837. The reversal of 55201000807 is 70800010255.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55201000807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55201000837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27600500403 + 27600500404.

It is an arithmetic number, because the mean of its divisors is an integer number (27600500404).

Almost surely, 2^55201000807 is an apocalyptic number.

55201000807 is a deficient number, since it is larger than the sum of its proper divisors (1).

55201000807 is an equidigital number, since it uses as much as digits as its factorization.

55201000807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2800, while the sum is 28.

The spelling of 55201000807 in words is "fifty-five billion, two hundred one million, eight hundred seven", and thus it is an aban number.