6545154272 has 12 divisors (see below), whose sum is σ = 12885772536. Its totient is φ = 3272577120.

The previous prime is 6545154221. The next prime is 6545154277. The reversal of 6545154272 is 2724515456.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6545154277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102268004 + ... + 102268067.

It is an arithmetic number, because the mean of its divisors is an integer number (1073814378).

Almost surely, 2^6545154272 is an apocalyptic number.

It is an amenable number.

6545154272 is a deficient number, since it is larger than the sum of its proper divisors (6340618264).

6545154272 is a wasteful number, since it uses less digits than its factorization.

6545154272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204536081 (or 204536073 counting only the distinct ones).

The product of its digits is 336000, while the sum is 41.

The square root of 6545154272 is about 80902.1277346894. The cubic root of 6545154272 is about 1870.5671182583.

The spelling of 6545154272 in words is "six billion, five hundred forty-five million, one hundred fifty-four thousand, two hundred seventy-two".