5451342431545 has 16 divisors (see below), whose sum is σ = 6890191367040. Its totient is φ = 4128972655104.

The previous prime is 5451342431527. The next prime is 5451342431593.

It is a happy number.

5451342431545 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 5451342431545 - 2⁷ = 5451342431417 is a prime.

It is a super-2 number, since 2×5451342431545² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5451342431495 and 5451342431504.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17701272 + ... + 18006601.

It is an arithmetic number, because the mean of its divisors is an integer number (430636960440).

Almost surely, 2^{5451342431545} is an apocalyptic number.

It is an amenable number.

5451342431545 is a deficient number, since it is larger than the sum of its proper divisors (1438848935495).

5451342431545 is a wasteful number, since it uses less digits than its factorization.

5451342431545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35709504.

The product of its digits is 2880000, while the sum is 46.

The spelling of 5451342431545 in words is "five trillion, four hundred fifty-one billion, three hundred forty-two million, four hundred thirty-one thousand, five hundred forty-five".