5401532245421 has 8 divisors (see below), whose sum is σ = 5818917914040. Its totient is φ = 4984415603712.

The previous prime is 5401532245411. The next prime is 5401532245463. The reversal of 5401532245421 is 1245422351045.

It can be written as a sum of positive squares in 4 ways, for example, as 978338592100 + 4423193653321 = 989110^2 + 2103139^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5401532245421 - 2³⁰ = 5400458503597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5401532245411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67215020 + ... + 67295333.

It is an arithmetic number, because the mean of its divisors is an integer number (727364739255).

Almost surely, 2^{5401532245421} is an apocalyptic number.

It is an amenable number.

5401532245421 is a deficient number, since it is larger than the sum of its proper divisors (417385668619).

5401532245421 is a wasteful number, since it uses less digits than its factorization.

5401532245421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134513455.

The product of its (nonzero) digits is 192000, while the sum is 38.

Adding to 5401532245421 its reverse (1245422351045), we get a palindrome (6646954596466).

The spelling of 5401532245421 in words is "five trillion, four hundred one billion, five hundred thirty-two million, two hundred forty-five thousand, four hundred twenty-one".