4277767454641 has 2 divisors, whose sum is σ = 4277767454642. Its totient is φ = 4277767454640.

The previous prime is 4277767454603. The next prime is 4277767454651. The reversal of 4277767454641 is 1464547677724.

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., 2145595096225 + 2132172358416 = 1464785^2 + 1460196^2 .

It is a cyclic number.

It is not a de Polignac number, because 4277767454641 - 2¹⁷ = 4277767323569 is a prime.

It is not a weakly prime, because it can be changed into another prime (4277767454651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2138883727320 + 2138883727321.

It is an arithmetic number, because the mean of its divisors is an integer number (2138883727321).

Almost surely, 2^{4277767454641} is an apocalyptic number.

It is an amenable number.

4277767454641 is a deficient number, since it is larger than the sum of its proper divisors (1).

4277767454641 is an equidigital number, since it uses as much as digits as its factorization.

4277767454641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 221276160, while the sum is 64.

The spelling of 4277767454641 in words is "four trillion, two hundred seventy-seven billion, seven hundred sixty-seven million, four hundred fifty-four thousand, six hundred forty-one".