54013040553440 has 48 divisors (see below), whose sum is σ = 127606267736640. Its totient is φ = 21605138434560.

The previous prime is 54013040553419. The next prime is 54013040553481. The reversal of 54013040553440 is 4435504031045.

It is a junction number, because it is equal to n+sod(n) for n = 54013040553394 and 54013040553403.

It is a congruent number.

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, 68340041 + ... + 69125879.

It is an arithmetic number, because the mean of its divisors is an integer number (2658463911180).

Almost surely, 2^{54013040553440} is an apocalyptic number.

It is an amenable number.

54013040553440 is an abundant number, since it is smaller than the sum of its proper divisors (73593227183200).

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

54013040553440 is a wasteful number, since it uses less digits than its factorization.

54013040553440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1215435 (or 1215427 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 38.

Adding to 54013040553440 its reverse (4435504031045), we get a palindrome (58448544584485).

The spelling of 54013040553440 in words is "fifty-four trillion, thirteen billion, forty million, five hundred fifty-three thousand, four hundred forty".