52424471293081 has 2 divisors, whose sum is σ = 52424471293082. Its totient is φ = 52424471293080.

The previous prime is 52424471293009. The next prime is 52424471293121. The reversal of 52424471293081 is 18039217442425.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45441876441481 + 6982594851600 = 6741059^2 + 2642460^2 .

It is a cyclic number.

It is not a de Polignac number, because 52424471293081 - 2³⁷ = 52287032339609 is a prime.

It is a super-2 number, since 2×52424471293081² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (52424471693081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26212235646540 + 26212235646541.

It is an arithmetic number, because the mean of its divisors is an integer number (26212235646541).

Almost surely, 2^{52424471293081} is an apocalyptic number.

It is an amenable number.

52424471293081 is a deficient number, since it is larger than the sum of its proper divisors (1).

52424471293081 is an equidigital number, since it uses as much as digits as its factorization.

52424471293081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3870720, while the sum is 52.

The spelling of 52424471293081 in words is "fifty-two trillion, four hundred twenty-four billion, four hundred seventy-one million, two hundred ninety-three thousand, eighty-one".