40115173377 has 32 divisors (see below), whose sum is σ = 57526844544. Its totient is φ = 24773760000.

The previous prime is 40115173349. The next prime is 40115173391. The reversal of 40115173377 is 77337151104.

It is not a de Polignac number, because 40115173377 - 2⁶ = 40115173313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40115173277) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4714627 + ... + 4723127.

It is an arithmetic number, because the mean of its divisors is an integer number (1797713892).

Almost surely, 2^40115173377 is an apocalyptic number.

It is an amenable number.

40115173377 is a deficient number, since it is larger than the sum of its proper divisors (17411671167).

40115173377 is a wasteful number, since it uses less digits than its factorization.

40115173377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9969.

The product of its (nonzero) digits is 61740, while the sum is 39.

The spelling of 40115173377 in words is "forty billion, one hundred fifteen million, one hundred seventy-three thousand, three hundred seventy-seven".