5421400512124 has 6 divisors (see below), whose sum is σ = 9487450896224. Its totient is φ = 2710700256060.

The previous prime is 5421400512079. The next prime is 5421400512133. The reversal of 5421400512124 is 4212150041245.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 677675064012 + ... + 677675064019.

Almost surely, 2^{5421400512124} is an apocalyptic number.

It is an amenable number.

5421400512124 is a deficient number, since it is larger than the sum of its proper divisors (4066050384100).

5421400512124 is a wasteful number, since it uses less digits than its factorization.

5421400512124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1355350128035 (or 1355350128033 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 31.

Adding to 5421400512124 its reverse (4212150041245), we get a palindrome (9633550553369).

The spelling of 5421400512124 in words is "five trillion, four hundred twenty-one billion, four hundred million, five hundred twelve thousand, one hundred twenty-four".