4242535623401 has 2 divisors, whose sum is σ = 4242535623402. Its totient is φ = 4242535623400.

The previous prime is 4242535623383. The next prime is 4242535623413. The reversal of 4242535623401 is 1043265352424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4076704237225 + 165831386176 = 2019085^2 + 407224^2 .

It is a cyclic number.

It is not a de Polignac number, because 4242535623401 - 2¹⁴ = 4242535607017 is a prime.

It is not a weakly prime, because it can be changed into another prime (4242535623451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2121267811700 + 2121267811701.

It is an arithmetic number, because the mean of its divisors is an integer number (2121267811701).

Almost surely, 2^{4242535623401} is an apocalyptic number.

It is an amenable number.

4242535623401 is a deficient number, since it is larger than the sum of its proper divisors (1).

4242535623401 is an equidigital number, since it uses as much as digits as its factorization.

4242535623401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 691200, while the sum is 41.

The spelling of 4242535623401 in words is "four trillion, two hundred forty-two billion, five hundred thirty-five million, six hundred twenty-three thousand, four hundred one".