42026051731 has 2 divisors, whose sum is σ = 42026051732. Its totient is φ = 42026051730.

The previous prime is 42026051723. The next prime is 42026051737. The reversal of 42026051731 is 13715062024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42026051731 - 2³ = 42026051723 is a prime.

It is a super-2 number, since 2×42026051731² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42026051693 and 42026051702.

It is not a weakly prime, because it can be changed into another prime (42026051737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21013025865 + 21013025866.

It is an arithmetic number, because the mean of its divisors is an integer number (21013025866).

Almost surely, 2^42026051731 is an apocalyptic number.

42026051731 is a deficient number, since it is larger than the sum of its proper divisors (1).

42026051731 is an equidigital number, since it uses as much as digits as its factorization.

42026051731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 31.

The spelling of 42026051731 in words is "forty-two billion, twenty-six million, fifty-one thousand, seven hundred thirty-one".