40512438107 has 2 divisors, whose sum is σ = 40512438108. Its totient is φ = 40512438106.

The previous prime is 40512438101. The next prime is 40512438173. The reversal of 40512438107 is 70183421504.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40512438107 - 2⁴ = 40512438091 is a prime.

It is not a weakly prime, because it can be changed into another prime (40512438101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20256219053 + 20256219054.

It is an arithmetic number, because the mean of its divisors is an integer number (20256219054).

Almost surely, 2^40512438107 is an apocalyptic number.

40512438107 is a deficient number, since it is larger than the sum of its proper divisors (1).

40512438107 is an equidigital number, since it uses as much as digits as its factorization.

40512438107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 35.

The spelling of 40512438107 in words is "forty billion, five hundred twelve million, four hundred thirty-eight thousand, one hundred seven".