5390521733977 has 2 divisors, whose sum is σ = 5390521733978. Its totient is φ = 5390521733976.

The previous prime is 5390521733969. The next prime is 5390521734133. The reversal of 5390521733977 is 7793371250935.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4629141583936 + 761380150041 = 2151544^2 + 872571^2 .

It is a cyclic number.

It is not a de Polignac number, because 5390521733977 - 2³ = 5390521733969 is a prime.

It is not a weakly prime, because it can be changed into another prime (5390521733677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2695260866988 + 2695260866989.

It is an arithmetic number, because the mean of its divisors is an integer number (2695260866989).

Almost surely, 2^{5390521733977} is an apocalyptic number.

It is an amenable number.

5390521733977 is a deficient number, since it is larger than the sum of its proper divisors (1).

5390521733977 is an equidigital number, since it uses as much as digits as its factorization.

5390521733977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37507050, while the sum is 61.

The spelling of 5390521733977 in words is "five trillion, three hundred ninety billion, five hundred twenty-one million, seven hundred thirty-three thousand, nine hundred seventy-seven".