40554134531144 has 32 divisors (see below), whose sum is σ = 81894841948920. Its totient is φ = 18715764704256.

The previous prime is 40554134531117. The next prime is 40554134531173. The reversal of 40554134531144 is 44113543145504.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 27020638667044 + 13533495864100 = 5198138^2 + 3678790^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40554134531095 and 40554134531104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14637857 + ... + 17186480.

Almost surely, 2^{40554134531144} is an apocalyptic number.

It is an amenable number.

40554134531144 is an abundant number, since it is smaller than the sum of its proper divisors (41340707417776).

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

40554134531144 is a wasteful number, since it uses less digits than its factorization.

40554134531144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31836609 (or 31836605 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 44.

Adding to 40554134531144 its reverse (44113543145504), we get a palindrome (84667677676648).

The spelling of 40554134531144 in words is "forty trillion, five hundred fifty-four billion, one hundred thirty-four million, five hundred thirty-one thousand, one hundred forty-four".