42325500631 has 2 divisors, whose sum is σ = 42325500632. Its totient is φ = 42325500630.

The previous prime is 42325500601. The next prime is 42325500671. The reversal of 42325500631 is 13600552324.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42325500631 - 2¹¹ = 42325498583 is a prime.

It is a super-2 number, since 2×42325500631² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42325500593 and 42325500602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42325500601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21162750315 + 21162750316.

It is an arithmetic number, because the mean of its divisors is an integer number (21162750316).

Almost surely, 2^42325500631 is an apocalyptic number.

42325500631 is a deficient number, since it is larger than the sum of its proper divisors (1).

42325500631 is an equidigital number, since it uses as much as digits as its factorization.

42325500631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 31.

The spelling of 42325500631 in words is "forty-two billion, three hundred twenty-five million, five hundred thousand, six hundred thirty-one".