42140933407 has 2 divisors, whose sum is σ = 42140933408. Its totient is φ = 42140933406.

The previous prime is 42140933399. The next prime is 42140933449. The reversal of 42140933407 is 70433904124.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42140933407 - 2³ = 42140933399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42140933467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21070466703 + 21070466704.

It is an arithmetic number, because the mean of its divisors is an integer number (21070466704).

Almost surely, 2^42140933407 is an apocalyptic number.

42140933407 is a deficient number, since it is larger than the sum of its proper divisors (1).

42140933407 is an equidigital number, since it uses as much as digits as its factorization.

42140933407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 37.

The spelling of 42140933407 in words is "forty-two billion, one hundred forty million, nine hundred thirty-three thousand, four hundred seven".