40190998265 has 16 divisors (see below), whose sum is σ = 54310887936. Its totient is φ = 28286918400.

The previous prime is 40190998241. The next prime is 40190998277. The reversal of 40190998265 is 56289909104.

It is not a de Polignac number, because 40190998265 - 2¹⁴ = 40190981881 is a prime.

It is a Duffinian number.

It is a Curzon 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, 11784512 + ... + 11787921.

It is an arithmetic number, because the mean of its divisors is an integer number (3394430496).

Almost surely, 2^40190998265 is an apocalyptic number.

It is an amenable number.

40190998265 is a deficient number, since it is larger than the sum of its proper divisors (14119889671).

40190998265 is a wasteful number, since it uses less digits than its factorization.

40190998265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23572480.

The product of its (nonzero) digits is 1399680, while the sum is 53.

The spelling of 40190998265 in words is "forty billion, one hundred ninety million, nine hundred ninety-eight thousand, two hundred sixty-five".