5521229977 has 2 divisors, whose sum is σ = 5521229978. Its totient is φ = 5521229976.

The previous prime is 5521229963. The next prime is 5521230019. The reversal of 5521229977 is 7799221255.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3180508816 + 2340721161 = 56396^2 + 48381^2 .

It is a cyclic number.

It is not a de Polignac number, because 5521229977 - 2⁷ = 5521229849 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5521229977.

It is not a weakly prime, because it can be changed into another prime (5521229477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2760614988 + 2760614989.

It is an arithmetic number, because the mean of its divisors is an integer number (2760614989).

Almost surely, 2^5521229977 is an apocalyptic number.

It is an amenable number.

5521229977 is a deficient number, since it is larger than the sum of its proper divisors (1).

5521229977 is an equidigital number, since it uses as much as digits as its factorization.

5521229977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 793800, while the sum is 49.

The square root of 5521229977 is about 74304.9794899373. The cubic root of 5521229977 is about 1767.4424399563.

The spelling of 5521229977 in words is "five billion, five hundred twenty-one million, two hundred twenty-nine thousand, nine hundred seventy-seven".