53062421445821 has 2 divisors, whose sum is σ = 53062421445822. Its totient is φ = 53062421445820.

The previous prime is 53062421445739. The next prime is 53062421445829. The reversal of 53062421445821 is 12854412426035.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51415855135225 + 1646566310596 = 7170485^2 + 1283186^2 .

It is a cyclic number.

It is not a de Polignac number, because 53062421445821 - 2¹⁸ = 53062421183677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53062421445829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26531210722910 + 26531210722911.

It is an arithmetic number, because the mean of its divisors is an integer number (26531210722911).

Almost surely, 2^{53062421445821} is an apocalyptic number.

It is an amenable number.

53062421445821 is a deficient number, since it is larger than the sum of its proper divisors (1).

53062421445821 is an equidigital number, since it uses as much as digits as its factorization.

53062421445821 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1843200, while the sum is 47.

The spelling of 53062421445821 in words is "fifty-three trillion, sixty-two billion, four hundred twenty-one million, four hundred forty-five thousand, eight hundred twenty-one".