8545338165440 has 56 divisors (see below), whose sum is σ = 20462265897840. Its totient is φ = 3399039515648.

The previous prime is 8545338165431. The next prime is 8545338165467. The reversal of 8545338165440 is 445618335458.

It is a super-3 number, since 3×8545338165440³ (a number of 40 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, 74535407 + ... + 74649966.

Almost surely, 2^{8545338165440} is an apocalyptic number.

8545338165440 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

8545338165440 is an abundant number, since it is smaller than the sum of its proper divisors (11916927732400).

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

8545338165440 is a wasteful number, since it uses less digits than its factorization.

8545338165440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149185569 (or 149185559 counting only the distinct ones).

The product of its (nonzero) digits is 27648000, while the sum is 56.

The spelling of 8545338165440 in words is "eight trillion, five hundred forty-five billion, three hundred thirty-eight million, one hundred sixty-five thousand, four hundred forty".