5555650501 has 2 divisors, whose sum is σ = 5555650502. Its totient is φ = 5555650500.

The previous prime is 5555650489. The next prime is 5555650543. The reversal of 5555650501 is 1050565555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4819830625 + 735819876 = 69425^2 + 27126^2 .

It is a cyclic number.

It is not a de Polignac number, because 5555650501 - 2²³ = 5547261893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5555650561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2777825250 + 2777825251.

It is an arithmetic number, because the mean of its divisors is an integer number (2777825251).

Almost surely, 2^5555650501 is an apocalyptic number.

It is an amenable number.

5555650501 is a deficient number, since it is larger than the sum of its proper divisors (1).

5555650501 is an equidigital number, since it uses as much as digits as its factorization.

5555650501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93750, while the sum is 37.

The square root of 5555650501 is about 74536.2361606756. The cubic root of 5555650501 is about 1771.1077047059.

The spelling of 5555650501 in words is "five billion, five hundred fifty-five million, six hundred fifty thousand, five hundred one".