42620289948007 has 2 divisors, whose sum is σ = 42620289948008. Its totient is φ = 42620289948006.

The previous prime is 42620289947959. The next prime is 42620289948029. The reversal of 42620289948007 is 70084998202624.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42620289948007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42620289948037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21310144974003 + 21310144974004.

It is an arithmetic number, because the mean of its divisors is an integer number (21310144974004).

Almost surely, 2^{42620289948007} is an apocalyptic number.

42620289948007 is a deficient number, since it is larger than the sum of its proper divisors (1).

42620289948007 is an equidigital number, since it uses as much as digits as its factorization.

42620289948007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27869184, while the sum is 61.

The spelling of 42620289948007 in words is "forty-two trillion, six hundred twenty billion, two hundred eighty-nine million, nine hundred forty-eight thousand, seven".