40154435107 has 2 divisors, whose sum is σ = 40154435108. Its totient is φ = 40154435106.

The previous prime is 40154435089. The next prime is 40154435177. The reversal of 40154435107 is 70153445104.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40154435107 is a prime.

It is a super-2 number, since 2×40154435107² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40154435177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20077217553 + 20077217554.

It is an arithmetic number, because the mean of its divisors is an integer number (20077217554).

Almost surely, 2^40154435107 is an apocalyptic number.

40154435107 is a deficient number, since it is larger than the sum of its proper divisors (1).

40154435107 is an equidigital number, since it uses as much as digits as its factorization.

40154435107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 33600, while the sum is 34.

The spelling of 40154435107 in words is "forty billion, one hundred fifty-four million, four hundred thirty-five thousand, one hundred seven".