53956419841 has 2 divisors, whose sum is σ = 53956419842. Its totient is φ = 53956419840.

The previous prime is 53956419817. The next prime is 53956419857. The reversal of 53956419841 is 14891465935.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47245369600 + 6711050241 = 217360^2 + 81921^2 .

It is a cyclic number.

It is not a de Polignac number, because 53956419841 - 2⁹ = 53956419329 is a prime.

It is a super-2 number, since 2×53956419841² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (53956419941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26978209920 + 26978209921.

It is an arithmetic number, because the mean of its divisors is an integer number (26978209921).

Almost surely, 2^53956419841 is an apocalyptic number.

It is an amenable number.

53956419841 is a deficient number, since it is larger than the sum of its proper divisors (1).

53956419841 is an equidigital number, since it uses as much as digits as its factorization.

53956419841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4665600, while the sum is 55.

The spelling of 53956419841 in words is "fifty-three billion, nine hundred fifty-six million, four hundred nineteen thousand, eight hundred forty-one".