42885956051 has 2 divisors, whose sum is σ = 42885956052. Its totient is φ = 42885956050.

The previous prime is 42885956033. The next prime is 42885956053. The reversal of 42885956051 is 15065958824.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42885956051 is a prime.

Together with 42885956053, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 42885955984 and 42885956002.

It is not a weakly prime, because it can be changed into another prime (42885956053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21442978025 + 21442978026.

It is an arithmetic number, because the mean of its divisors is an integer number (21442978026).

Almost surely, 2^42885956051 is an apocalyptic number.

42885956051 is a deficient number, since it is larger than the sum of its proper divisors (1).

42885956051 is an equidigital number, since it uses as much as digits as its factorization.

42885956051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456000, while the sum is 53.

The spelling of 42885956051 in words is "forty-two billion, eight hundred eighty-five million, nine hundred fifty-six thousand, fifty-one".