53773151042437 has 2 divisors, whose sum is σ = 53773151042438. Its totient is φ = 53773151042436.

The previous prime is 53773151042389. The next prime is 53773151042449. The reversal of 53773151042437 is 73424015137735.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31617386768356 + 22155764274081 = 5622934^2 + 4706991^2 .

It is a cyclic number.

It is not a de Polignac number, because 53773151042437 - 2²³ = 53773142653829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53773151742437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26886575521218 + 26886575521219.

It is an arithmetic number, because the mean of its divisors is an integer number (26886575521219).

Almost surely, 2^{53773151042437} is an apocalyptic number.

It is an amenable number.

53773151042437 is a deficient number, since it is larger than the sum of its proper divisors (1).

53773151042437 is an equidigital number, since it uses as much as digits as its factorization.

53773151042437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7408800, while the sum is 52.

The spelling of 53773151042437 in words is "fifty-three trillion, seven hundred seventy-three billion, one hundred fifty-one million, forty-two thousand, four hundred thirty-seven".