40154104115 has 4 divisors (see below), whose sum is σ = 48184924944. Its totient is φ = 32123283288.

The previous prime is 40154104097. The next prime is 40154104153. The reversal of 40154104115 is 51140145104.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40154104115 - 2⁶ = 40154104051 is a prime.

It is a super-2 number, since 2×40154104115² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 4015410407 + ... + 4015410416.

It is an arithmetic number, because the mean of its divisors is an integer number (12046231236).

Almost surely, 2^40154104115 is an apocalyptic number.

40154104115 is a deficient number, since it is larger than the sum of its proper divisors (8030820829).

40154104115 is an equidigital number, since it uses as much as digits as its factorization.

40154104115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8030820828.

The product of its (nonzero) digits is 1600, while the sum is 26.

Adding to 40154104115 its reverse (51140145104), we get a palindrome (91294249219).

The spelling of 40154104115 in words is "forty billion, one hundred fifty-four million, one hundred four thousand, one hundred fifteen".