40844084040 has 96 divisors (see below), whose sum is σ = 132769990080. Its totient is φ = 10889563776.

The previous prime is 40844083993. The next prime is 40844084081. The reversal of 40844084040 is 4048044804.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 40844083986 and 40844084004.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2622757 + ... + 2638283.

It is an arithmetic number, because the mean of its divisors is an integer number (1383020730).

Almost surely, 2^40844084040 is an apocalyptic number.

40844084040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40844084040 is an abundant number, since it is smaller than the sum of its proper divisors (91925906040).

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

40844084040 is a wasteful number, since it uses less digits than its factorization.

40844084040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22851 (or 22844 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 36.

The spelling of 40844084040 in words is "forty billion, eight hundred forty-four million, eighty-four thousand, forty".