1477555377643 has 2 divisors, whose sum is σ = 1477555377644. Its totient is φ = 1477555377642.

The previous prime is 1477555377631. The next prime is 1477555377719. The reversal of 1477555377643 is 3467735557741.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1477555377643 - 2⁹ = 1477555377131 is a prime.

It is not a weakly prime, because it can be changed into another prime (1477555377943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 738777688821 + 738777688822.

It is an arithmetic number, because the mean of its divisors is an integer number (738777688822).

Almost surely, 2^{1477555377643} is an apocalyptic number.

1477555377643 is a deficient number, since it is larger than the sum of its proper divisors (1).

1477555377643 is an equidigital number, since it uses as much as digits as its factorization.

1477555377643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 259308000, while the sum is 64.

The spelling of 1477555377643 in words is "one trillion, four hundred seventy-seven billion, five hundred fifty-five million, three hundred seventy-seven thousand, six hundred forty-three".