42051152399 has 2 divisors, whose sum is σ = 42051152400. Its totient is φ = 42051152398.

The previous prime is 42051152389. The next prime is 42051152441. The reversal of 42051152399 is 99325115024.

42051152399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42051152399 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42051152329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21025576199 + 21025576200.

It is an arithmetic number, because the mean of its divisors is an integer number (21025576200).

Almost surely, 2^42051152399 is an apocalyptic number.

42051152399 is a deficient number, since it is larger than the sum of its proper divisors (1).

42051152399 is an equidigital number, since it uses as much as digits as its factorization.

42051152399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 97200, while the sum is 41.

The spelling of 42051152399 in words is "forty-two billion, fifty-one million, one hundred fifty-two thousand, three hundred ninety-nine".