40514154440 has 16 divisors (see below), whose sum is σ = 91156847580. Its totient is φ = 16205661760.

The previous prime is 40514154437. The next prime is 40514154451. The reversal of 40514154440 is 4445141504.

It can be written as a sum of positive squares in 2 ways, for example, as 40506392644 + 7761796 = 201262^2 + 2786^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40514154397 and 40514154406.

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, 506426891 + ... + 506426970.

Almost surely, 2^40514154440 is an apocalyptic number.

40514154440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40514154440 is an abundant number, since it is smaller than the sum of its proper divisors (50642693140).

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

40514154440 is a wasteful number, since it uses less digits than its factorization.

40514154440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012853872 (or 1012853868 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 32.

Adding to 40514154440 its reverse (4445141504), we get a palindrome (44959295944).

The spelling of 40514154440 in words is "forty billion, five hundred fourteen million, one hundred fifty-four thousand, four hundred forty".