5551685077 has 2 divisors, whose sum is σ = 5551685078. Its totient is φ = 5551685076.

The previous prime is 5551685071. The next prime is 5551685089. The reversal of 5551685077 is 7705861555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5090251716 + 461433361 = 71346^2 + 21481^2 .

It is a cyclic number.

It is not a de Polignac number, because 5551685077 - 2⁷ = 5551684949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5551685077.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5551685071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2775842538 + 2775842539.

It is an arithmetic number, because the mean of its divisors is an integer number (2775842539).

Almost surely, 2^5551685077 is an apocalyptic number.

It is an amenable number.

5551685077 is a deficient number, since it is larger than the sum of its proper divisors (1).

5551685077 is an equidigital number, since it uses as much as digits as its factorization.

5551685077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1470000, while the sum is 49.

The square root of 5551685077 is about 74509.6307667673. The cubic root of 5551685077 is about 1770.6862200314.

The spelling of 5551685077 in words is "five billion, five hundred fifty-one million, six hundred eighty-five thousand, seventy-seven".