40824921954 has 8 divisors (see below), whose sum is σ = 81649843920. Its totient is φ = 13608307316.

The previous prime is 40824921937. The next prime is 40824921959. The reversal of 40824921954 is 45912942804.

40824921954 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.

40824921954 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40824921959) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3402076824 + ... + 3402076835.

It is an arithmetic number, because the mean of its divisors is an integer number (10206230490).

Almost surely, 2^40824921954 is an apocalyptic number.

40824921954 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.

40824921954 is a wasteful number, since it uses less digits than its factorization.

40824921954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6804153664.

The product of its (nonzero) digits is 829440, while the sum is 48.

The spelling of 40824921954 in words is "forty billion, eight hundred twenty-four million, nine hundred twenty-one thousand, nine hundred fifty-four".