4140390265 has 8 divisors (see below), whose sum is σ = 5420147328. Its totient is φ = 3011192880.

The previous prime is 4140390257. The next prime is 4140390281. The reversal of 4140390265 is 5620930414.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4140390265 - 2³ = 4140390257 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4140390265.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37639857 + ... + 37639966.

It is an arithmetic number, because the mean of its divisors is an integer number (677518416).

Almost surely, 2^4140390265 is an apocalyptic number.

It is an amenable number.

4140390265 is a deficient number, since it is larger than the sum of its proper divisors (1279757063).

4140390265 is a wasteful number, since it uses less digits than its factorization.

4140390265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75279839.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 4140390265 is about 64345.8643970224. The cubic root of 4140390265 is about 1605.7592271131.

The spelling of 4140390265 in words is "four billion, one hundred forty million, three hundred ninety thousand, two hundred sixty-five".