40668124265 has 8 divisors (see below), whose sum is σ = 49233623688. Its totient is φ = 32246583040.

The previous prime is 40668124249. The next prime is 40668124271. The reversal of 40668124265 is 56242186604.

It can be written as a sum of positive squares in 4 ways, for example, as 4988314384 + 35679809881 = 70628^2 + 188891^2 .

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

It is not a de Polignac number, because 40668124265 - 2⁴ = 40668124249 is a prime.

It is a Duffinian number.

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, 35988926 + ... + 35990055.

It is an arithmetic number, because the mean of its divisors is an integer number (6154202961).

Almost surely, 2^40668124265 is an apocalyptic number.

It is an amenable number.

40668124265 is a deficient number, since it is larger than the sum of its proper divisors (8565499423).

40668124265 is a wasteful number, since it uses less digits than its factorization.

40668124265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71979099.

The product of its (nonzero) digits is 552960, while the sum is 44.

The spelling of 40668124265 in words is "forty billion, six hundred sixty-eight million, one hundred twenty-four thousand, two hundred sixty-five".