5451404234242 has 8 divisors (see below), whose sum is σ = 8219474778636. Its totient is φ = 2711579308032.

The previous prime is 5451404234233. The next prime is 5451404234279. The reversal of 5451404234242 is 2424324041545.

It can be written as a sum of positive squares in 2 ways, for example, as 5266891890841 + 184512343401 = 2294971^2 + 429549^2 .

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

It is a super-2 number, since 2×5451404234242² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5451404234195 and 5451404234204.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7061404063 + ... + 7061404834.

Almost surely, 2^{5451404234242} is an apocalyptic number.

5451404234242 is a deficient number, since it is larger than the sum of its proper divisors (2768070544394).

5451404234242 is a wasteful number, since it uses less digits than its factorization.

5451404234242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14122809092.

The product of its (nonzero) digits is 614400, while the sum is 40.

Adding to 5451404234242 its reverse (2424324041545), we get a palindrome (7875728275787).

The spelling of 5451404234242 in words is "five trillion, four hundred fifty-one billion, four hundred four million, two hundred thirty-four thousand, two hundred forty-two".