40827346418 has 8 divisors (see below), whose sum is σ = 61468682220. Its totient is φ = 20337785680.

The previous prime is 40827346369. The next prime is 40827346459. The reversal of 40827346418 is 81464372804.

It can be written as a sum of positive squares in 2 ways, for example, as 29378988409 + 11448358009 = 171403^2 + 106997^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37943093 + ... + 37944168.

Almost surely, 2^40827346418 is an apocalyptic number.

40827346418 is a deficient number, since it is larger than the sum of its proper divisors (20641335802).

40827346418 is a wasteful number, since it uses less digits than its factorization.

40827346418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75887532.

The product of its (nonzero) digits is 1032192, while the sum is 47.

The spelling of 40827346418 in words is "forty billion, eight hundred twenty-seven million, three hundred forty-six thousand, four hundred eighteen".