5400451552021 has 8 divisors (see below), whose sum is σ = 5439358915200. Its totient is φ = 5361544977600.

The previous prime is 5400451552003. The next prime is 5400451552057. The reversal of 5400451552021 is 1202551540045.

5400451552021 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 5400451552021 - 2¹⁹ = 5400451027733 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 (5400451552421) 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, 27017796 + ... + 27216946.

It is an arithmetic number, because the mean of its divisors is an integer number (679919864400).

Almost surely, 2^{5400451552021} is an apocalyptic number.

It is an amenable number.

5400451552021 is a deficient number, since it is larger than the sum of its proper divisors (38907363179).

5400451552021 is a wasteful number, since it uses less digits than its factorization.

5400451552021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394379.

The product of its (nonzero) digits is 40000, while the sum is 34.

The spelling of 5400451552021 in words is "five trillion, four hundred billion, four hundred fifty-one million, five hundred fifty-two thousand, twenty-one".