40916934921 has 8 divisors (see below), whose sum is σ = 54672737184. Its totient is φ = 27219544640.

The previous prime is 40916934917. The next prime is 40916934977. The reversal of 40916934921 is 12943961904.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 40916934921 - 2² = 40916934917 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40916934911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14601360 + ... + 14604161.

It is an arithmetic number, because the mean of its divisors is an integer number (6834092148).

Almost surely, 2^40916934921 is an apocalyptic number.

It is an amenable number.

40916934921 is a deficient number, since it is larger than the sum of its proper divisors (13755802263).

40916934921 is a wasteful number, since it uses less digits than its factorization.

40916934921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29205991.

The product of its (nonzero) digits is 419904, while the sum is 48.

The spelling of 40916934921 in words is "forty billion, nine hundred sixteen million, nine hundred thirty-four thousand, nine hundred twenty-one".