23777224403953 has 2 divisors, whose sum is σ = 23777224403954. Its totient is φ = 23777224403952.

The previous prime is 23777224403923. The next prime is 23777224403957. The reversal of 23777224403953 is 35930442277732.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15294614753889 + 8482609650064 = 3910833^2 + 2912492^2 .

It is a cyclic number.

It is not a de Polignac number, because 23777224403953 - 2⁵ = 23777224403921 is a prime.

It is a super-2 number, since 2×23777224403953² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23777224403957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11888612201976 + 11888612201977.

It is an arithmetic number, because the mean of its divisors is an integer number (11888612201977).

Almost surely, 2^{23777224403953} is an apocalyptic number.

It is an amenable number.

23777224403953 is a deficient number, since it is larger than the sum of its proper divisors (1).

23777224403953 is an equidigital number, since it uses as much as digits as its factorization.

23777224403953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 53343360, while the sum is 58.

The spelling of 23777224403953 in words is "twenty-three trillion, seven hundred seventy-seven billion, two hundred twenty-four million, four hundred three thousand, nine hundred fifty-three".