42272600748431 has 2 divisors, whose sum is σ = 42272600748432. Its totient is φ = 42272600748430.

The previous prime is 42272600748421. The next prime is 42272600748437. The reversal of 42272600748431 is 13484700627224.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42272600748431 is a prime.

It is a super-2 number, since 2×42272600748431² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42272600748431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42272600748437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21136300374215 + 21136300374216.

It is an arithmetic number, because the mean of its divisors is an integer number (21136300374216).

Almost surely, 2^{42272600748431} is an apocalyptic number.

42272600748431 is a deficient number, since it is larger than the sum of its proper divisors (1).

42272600748431 is an equidigital number, since it uses as much as digits as its factorization.

42272600748431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3612672, while the sum is 50.

The spelling of 42272600748431 in words is "forty-two trillion, two hundred seventy-two billion, six hundred million, seven hundred forty-eight thousand, four hundred thirty-one".