40930121894 has 8 divisors (see below), whose sum is σ = 61475022840. Its totient is φ = 20438447616.

The previous prime is 40930121887. The next prime is 40930121923. The reversal of 40930121894 is 49812103904.

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

It is a Curzon 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, 13304744 + ... + 13307819.

It is an arithmetic number, because the mean of its divisors is an integer number (7684377855).

Almost surely, 2^40930121894 is an apocalyptic number.

40930121894 is a deficient number, since it is larger than the sum of its proper divisors (20544900946).

40930121894 is a wasteful number, since it uses less digits than its factorization.

40930121894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26613334.

The product of its (nonzero) digits is 62208, while the sum is 41.

The spelling of 40930121894 in words is "forty billion, nine hundred thirty million, one hundred twenty-one thousand, eight hundred ninety-four".