42635165051 has 2 divisors, whose sum is σ = 42635165052. Its totient is φ = 42635165050.

The previous prime is 42635165039. The next prime is 42635165071. The reversal of 42635165051 is 15056153624.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42635165051 - 2¹⁰ = 42635164027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42635164996 and 42635165014.

It is not a weakly prime, because it can be changed into another prime (42635165071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21317582525 + 21317582526.

It is an arithmetic number, because the mean of its divisors is an integer number (21317582526).

Almost surely, 2^42635165051 is an apocalyptic number.

42635165051 is a deficient number, since it is larger than the sum of its proper divisors (1).

42635165051 is an equidigital number, since it uses as much as digits as its factorization.

42635165051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108000, while the sum is 38.

The spelling of 42635165051 in words is "forty-two billion, six hundred thirty-five million, one hundred sixty-five thousand, fifty-one".