545216452003240 has 32 divisors (see below), whose sum is σ = 1226745990873000. Its totient is φ = 218084985447424.

The previous prime is 545216452003229. The next prime is 545216452003309. The reversal of 545216452003240 is 42300254612545.

It can be written as a sum of positive squares in 4 ways, for example, as 479874676105764 + 65341775897476 = 21906042^2 + 8083426^2 .

It is a super-3 number, since 3×545216452003240³ (a number of 45 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44310805 + ... + 55261924.

Almost surely, 2^{545216452003240} is an apocalyptic number.

It is an amenable number.

545216452003240 is an abundant number, since it is smaller than the sum of its proper divisors (681529538869760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545216452003240 is a wasteful number, since it uses less digits than its factorization.

545216452003240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99709629 (or 99709625 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 43.

The spelling of 545216452003240 in words is "five hundred forty-five trillion, two hundred sixteen billion, four hundred fifty-two million, three thousand, two hundred forty".