40924789818 has 16 divisors (see below), whose sum is σ = 89290450656. Its totient is φ = 12401451440.

The previous prime is 40924789813. The next prime is 40924789819. The reversal of 40924789818 is 81898742904.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (40924789813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310036221 + ... + 310036352.

It is an arithmetic number, because the mean of its divisors is an integer number (5580653166).

Almost surely, 2^40924789818 is an apocalyptic number.

40924789818 is an abundant number, since it is smaller than the sum of its proper divisors (48365660838).

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

40924789818 is a wasteful number, since it uses less digits than its factorization.

40924789818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620072589.

The product of its (nonzero) digits is 9289728, while the sum is 60.

The spelling of 40924789818 in words is "forty billion, nine hundred twenty-four million, seven hundred eighty-nine thousand, eight hundred eighteen".