6155057493077 has 2 divisors, whose sum is σ = 6155057493078. Its totient is φ = 6155057493076.

The previous prime is 6155057493061. The next prime is 6155057493089. The reversal of 6155057493077 is 7703947505516.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4699352504401 + 1455704988676 = 2167799^2 + 1206526^2 .

It is a cyclic number.

It is not a de Polignac number, because 6155057493077 - 2⁴ = 6155057493061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6155057493047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3077528746538 + 3077528746539.

It is an arithmetic number, because the mean of its divisors is an integer number (3077528746539).

Almost surely, 2^{6155057493077} is an apocalyptic number.

It is an amenable number.

6155057493077 is a deficient number, since it is larger than the sum of its proper divisors (1).

6155057493077 is an equidigital number, since it uses as much as digits as its factorization.

6155057493077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27783000, while the sum is 59.

The spelling of 6155057493077 in words is "six trillion, one hundred fifty-five billion, fifty-seven million, four hundred ninety-three thousand, seventy-seven".