6545215146266 has 16 divisors (see below), whose sum is σ = 9853769667840. Its totient is φ = 3260637879840.

The previous prime is 6545215146241. The next prime is 6545215146329. The reversal of 6545215146266 is 6626415125456.

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, 2117411 + ... + 4192118.

It is an arithmetic number, because the mean of its divisors is an integer number (615860604240).

Almost surely, 2^{6545215146266} is an apocalyptic number.

6545215146266 is a deficient number, since it is larger than the sum of its proper divisors (3308554521574).

6545215146266 is a wasteful number, since it uses less digits than its factorization.

6545215146266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6311429.

The product of its digits is 10368000, while the sum is 53.

The spelling of 6545215146266 in words is "six trillion, five hundred forty-five billion, two hundred fifteen million, one hundred forty-six thousand, two hundred sixty-six".