40105557153 has 6 divisors (see below), whose sum is σ = 57930249234. Its totient is φ = 26737038096.

The previous prime is 40105557139. The next prime is 40105557187. The reversal of 40105557153 is 35175550104.

It is a happy number.

40105557153 is a `hidden beast` number, since 40 + 10 + 5 + 557 + 1 + 53 = 666.

40105557153 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 40059221904 + 46335249 = 200148^2 + 6807^2 .

It is not a de Polignac number, because 40105557153 - 2²⁵ = 40072002721 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40105557133) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2228086500 + ... + 2228086517.

It is an arithmetic number, because the mean of its divisors is an integer number (9655041539).

Almost surely, 2^40105557153 is an apocalyptic number.

It is an amenable number.

40105557153 is a deficient number, since it is larger than the sum of its proper divisors (17824692081).

40105557153 is a wasteful number, since it uses less digits than its factorization.

40105557153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4456173023 (or 4456173020 counting only the distinct ones).

The product of its (nonzero) digits is 52500, while the sum is 36.

The spelling of 40105557153 in words is "forty billion, one hundred five million, five hundred fifty-seven thousand, one hundred fifty-three".