66672155110 has 16 divisors (see below), whose sum is σ = 130919868432. Its totient is φ = 24244420000.

The previous prime is 66672155107. The next prime is 66672155117. The reversal of 66672155110 is 1155127666.

It is a super-2 number, since 2×66672155110² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66672155117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303055141 + ... + 303055360.

It is an arithmetic number, because the mean of its divisors is an integer number (8182491777).

Almost surely, 2^66672155110 is an apocalyptic number.

66672155110 is a deficient number, since it is larger than the sum of its proper divisors (64247713322).

66672155110 is a wasteful number, since it uses less digits than its factorization.

66672155110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606110519.

The product of its (nonzero) digits is 75600, while the sum is 40.

The spelling of 66672155110 in words is "sixty-six billion, six hundred seventy-two million, one hundred fifty-five thousand, one hundred ten".