5321401254544 has 10 divisors (see below), whose sum is σ = 10310214930710. Its totient is φ = 2660700627264.

The previous prime is 5321401254493. The next prime is 5321401254563. The reversal of 5321401254544 is 4454521041235.

It can be written as a sum of positive squares in only one way, i.e., 3287012512144 + 2034388742400 = 1813012^2 + 1426320^2 .

It is a super-2 number, since 2×5321401254544² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5321401254497 and 5321401254506.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166293789189 + ... + 166293789220.

It is an arithmetic number, because the mean of its divisors is an integer number (1031021493071).

Almost surely, 2^{5321401254544} is an apocalyptic number.

It is an amenable number.

5321401254544 is a deficient number, since it is larger than the sum of its proper divisors (4988813676166).

5321401254544 is a wasteful number, since it uses less digits than its factorization.

5321401254544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332587578417 (or 332587578411 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 40.

Adding to 5321401254544 its reverse (4454521041235), we get a palindrome (9775922295779).

The spelling of 5321401254544 in words is "five trillion, three hundred twenty-one billion, four hundred one million, two hundred fifty-four thousand, five hundred forty-four".