42351544051 has 2 divisors, whose sum is σ = 42351544052. Its totient is φ = 42351544050.

The previous prime is 42351544031. The next prime is 42351544153. The reversal of 42351544051 is 15044515324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42351544051 - 2¹³ = 42351535859 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42351543998 and 42351544016.

It is not a weakly prime, because it can be changed into another prime (42351544031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21175772025 + 21175772026.

It is an arithmetic number, because the mean of its divisors is an integer number (21175772026).

Almost surely, 2^42351544051 is an apocalyptic number.

42351544051 is a deficient number, since it is larger than the sum of its proper divisors (1).

42351544051 is an equidigital number, since it uses as much as digits as its factorization.

42351544051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48000, while the sum is 34.

The spelling of 42351544051 in words is "forty-two billion, three hundred fifty-one million, five hundred forty-four thousand, fifty-one".