40151615099 has 2 divisors, whose sum is σ = 40151615100. Its totient is φ = 40151615098.

The previous prime is 40151615071. The next prime is 40151615107. The reversal of 40151615099 is 99051615104.

40151615099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40151615099 - 2²⁰ = 40150566523 is a prime.

It is a super-2 number, since 2×40151615099² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40151615599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20075807549 + 20075807550.

It is an arithmetic number, because the mean of its divisors is an integer number (20075807550).

Almost surely, 2^40151615099 is an apocalyptic number.

40151615099 is a deficient number, since it is larger than the sum of its proper divisors (1).

40151615099 is an equidigital number, since it uses as much as digits as its factorization.

40151615099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48600, while the sum is 41.

The spelling of 40151615099 in words is "forty billion, one hundred fifty-one million, six hundred fifteen thousand, ninety-nine".