40265807155 has 16 divisors (see below), whose sum is σ = 57003024384. Its totient is φ = 26720166240.

The previous prime is 40265807129. The next prime is 40265807177. The reversal of 40265807155 is 55170856204.

It is not a de Polignac number, because 40265807155 - 2⁷ = 40265807027 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18554587 + ... + 18556756.

It is an arithmetic number, because the mean of its divisors is an integer number (3562689024).

Almost surely, 2^40265807155 is an apocalyptic number.

40265807155 is a deficient number, since it is larger than the sum of its proper divisors (16737217229).

40265807155 is a wasteful number, since it uses less digits than its factorization.

40265807155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37111386.

The product of its (nonzero) digits is 336000, while the sum is 43.

The spelling of 40265807155 in words is "forty billion, two hundred sixty-five million, eight hundred seven thousand, one hundred fifty-five".