461476525251653 has 2 divisors, whose sum is σ = 461476525251654. Its totient is φ = 461476525251652.

The previous prime is 461476525251649. The next prime is 461476525251667. The reversal of 461476525251653 is 356152525674164.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 430460291566369 + 31016233685284 = 20747537^2 + 5569222^2 .

It is a cyclic number.

It is not a de Polignac number, because 461476525251653 - 2² = 461476525251649 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (461476525251853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230738262625826 + 230738262625827.

It is an arithmetic number, because the mean of its divisors is an integer number (230738262625827).

Almost surely, 2^{461476525251653} is an apocalyptic number.

It is an amenable number.

461476525251653 is a deficient number, since it is larger than the sum of its proper divisors (1).

461476525251653 is an equidigital number, since it uses as much as digits as its factorization.

461476525251653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440000, while the sum is 62.

The spelling of 461476525251653 in words is "four hundred sixty-one trillion, four hundred seventy-six billion, five hundred twenty-five million, two hundred fifty-one thousand, six hundred fifty-three".