40211165042 has 8 divisors (see below), whose sum is σ = 62396635500. Its totient is φ = 19412286544.

The previous prime is 40211164979. The next prime is 40211165107. The reversal of 40211165042 is 24056111204.

It can be written as a sum of positive squares in 2 ways, for example, as 38725910521 + 1485254521 = 196789^2 + 38539^2 .

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

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, 346647917 + ... + 346648032.

Almost surely, 2^40211165042 is an apocalyptic number.

40211165042 is a deficient number, since it is larger than the sum of its proper divisors (22185470458).

40211165042 is a wasteful number, since it uses less digits than its factorization.

40211165042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693295980.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 40211165042 its reverse (24056111204), we get a palindrome (64267276246).

The spelling of 40211165042 in words is "forty billion, two hundred eleven million, one hundred sixty-five thousand, forty-two".