6156611077 has 2 divisors, whose sum is σ = 6156611078. Its totient is φ = 6156611076.

The previous prime is 6156611051. The next prime is 6156611093. The reversal of 6156611077 is 7701166516.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5357361636 + 799249441 = 73194^2 + 28271^2 .

It is a cyclic number.

It is not a de Polignac number, because 6156611077 - 2⁷ = 6156610949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6156611177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3078305538 + 3078305539.

It is an arithmetic number, because the mean of its divisors is an integer number (3078305539).

Almost surely, 2^6156611077 is an apocalyptic number.

It is an amenable number.

6156611077 is a deficient number, since it is larger than the sum of its proper divisors (1).

6156611077 is an equidigital number, since it uses as much as digits as its factorization.

6156611077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52920, while the sum is 40.

The square root of 6156611077 is about 78464.0750726089. The cubic root of 6156611077 is about 1832.7950635727.

The spelling of 6156611077 in words is "six billion, one hundred fifty-six million, six hundred eleven thousand, seventy-seven".