16462012256477 has 2 divisors, whose sum is σ = 16462012256478. Its totient is φ = 16462012256476.

The previous prime is 16462012256447. The next prime is 16462012256489. The reversal of 16462012256477 is 77465221026461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16458810846916 + 3201409561 = 4056946^2 + 56581^2 .

It is a cyclic number.

It is not a de Polignac number, because 16462012256477 - 2²⁸ = 16461743821021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16462012256447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8231006128238 + 8231006128239.

It is an arithmetic number, because the mean of its divisors is an integer number (8231006128239).

Almost surely, 2^{16462012256477} is an apocalyptic number.

It is an amenable number.

16462012256477 is a deficient number, since it is larger than the sum of its proper divisors (1).

16462012256477 is an equidigital number, since it uses as much as digits as its factorization.

16462012256477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6773760, while the sum is 53.

The spelling of 16462012256477 in words is "sixteen trillion, four hundred sixty-two billion, twelve million, two hundred fifty-six thousand, four hundred seventy-seven".