424072561501 has 2 divisors, whose sum is σ = 424072561502. Its totient is φ = 424072561500.

The previous prime is 424072561441. The next prime is 424072561513. The reversal of 424072561501 is 105165270424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 217224973476 + 206847588025 = 466074^2 + 454805^2 .

It is a cyclic number.

It is not a de Polignac number, because 424072561501 - 2¹¹ = 424072559453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424072561001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212036280750 + 212036280751.

It is an arithmetic number, because the mean of its divisors is an integer number (212036280751).

Almost surely, 2^424072561501 is an apocalyptic number.

It is an amenable number.

424072561501 is a deficient number, since it is larger than the sum of its proper divisors (1).

424072561501 is an equidigital number, since it uses as much as digits as its factorization.

424072561501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 67200, while the sum is 37.

The spelling of 424072561501 in words is "four hundred twenty-four billion, seventy-two million, five hundred sixty-one thousand, five hundred one".