554154043012440 has 256 divisors, whose sum is σ = 1794028685137920. Its totient is φ = 136126591856640.

The previous prime is 554154043012411. The next prime is 554154043012459. The reversal of 554154043012440 is 44210340451455.

It is a junction number, because it is equal to n+sod(n) for n = 554154043012392 and 554154043012401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2224259157 + ... + 2224508283.

It is an arithmetic number, because the mean of its divisors is an integer number (7007924551320).

Almost surely, 2^{554154043012440} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 554154043012440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (897014342568960).

554154043012440 is an abundant number, since it is smaller than the sum of its proper divisors (1239874642125480).

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

554154043012440 is a wasteful number, since it uses less digits than its factorization.

554154043012440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252082 (or 252078 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 42.

Adding to 554154043012440 its reverse (44210340451455), we get a palindrome (598364383463895).

The spelling of 554154043012440 in words is "five hundred fifty-four trillion, one hundred fifty-four billion, forty-three million, twelve thousand, four hundred forty".