40157526067 has 2 divisors, whose sum is σ = 40157526068. Its totient is φ = 40157526066.

The previous prime is 40157526037. The next prime is 40157526109. The reversal of 40157526067 is 76062575104.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40157526067 - 2⁷ = 40157525939 is a prime.

It is a super-2 number, since 2×40157526067² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40157526037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20078763033 + 20078763034.

It is an arithmetic number, because the mean of its divisors is an integer number (20078763034).

Almost surely, 2^40157526067 is an apocalyptic number.

40157526067 is a deficient number, since it is larger than the sum of its proper divisors (1).

40157526067 is an equidigital number, since it uses as much as digits as its factorization.

40157526067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 352800, while the sum is 43.

The spelling of 40157526067 in words is "forty billion, one hundred fifty-seven million, five hundred twenty-six thousand, sixty-seven".