461153958077 has 2 divisors, whose sum is σ = 461153958078. Its totient is φ = 461153958076.

The previous prime is 461153958071. The next prime is 461153958113. The reversal of 461153958077 is 770859351164.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 460863119161 + 290838916 = 678869^2 + 17054^2 .

It is a cyclic number.

It is not a de Polignac number, because 461153958077 - 2¹⁰ = 461153957053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (461153958071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230576979038 + 230576979039.

It is an arithmetic number, because the mean of its divisors is an integer number (230576979039).

Almost surely, 2^461153958077 is an apocalyptic number.

It is an amenable number.

461153958077 is a deficient number, since it is larger than the sum of its proper divisors (1).

461153958077 is an equidigital number, since it uses as much as digits as its factorization.

461153958077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6350400, while the sum is 56.

The spelling of 461153958077 in words is "four hundred sixty-one billion, one hundred fifty-three million, nine hundred fifty-eight thousand, seventy-seven".