40921918134 has 8 divisors (see below), whose sum is σ = 81843836280. Its totient is φ = 13640639376.

The previous prime is 40921918129. The next prime is 40921918151. The reversal of 40921918134 is 43181912904.

40921918134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

40921918134 is an admirable number.

It is a congruent 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, 3410159839 + ... + 3410159850.

It is an arithmetic number, because the mean of its divisors is an integer number (10230479535).

Almost surely, 2^40921918134 is an apocalyptic number.

40921918134 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40921918134 is a wasteful number, since it uses less digits than its factorization.

40921918134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6820319694.

The product of its (nonzero) digits is 62208, while the sum is 42.

The spelling of 40921918134 in words is "forty billion, nine hundred twenty-one million, nine hundred eighteen thousand, one hundred thirty-four".