146666732145 has 16 divisors (see below), whose sum is σ = 234776428992. Its totient is φ = 78185704640.

The previous prime is 146666732131. The next prime is 146666732183. The reversal of 146666732145 is 541237666641.

It is not a de Polignac number, because 146666732145 - 2²⁶ = 146599623281 is a prime.

It is a super-2 number, since 2×146666732145² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2251347 + ... + 2315576.

It is an arithmetic number, because the mean of its divisors is an integer number (14673526812).

Almost surely, 2^146666732145 is an apocalyptic number.

146666732145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

146666732145 is a deficient number, since it is larger than the sum of its proper divisors (88109696847).

146666732145 is a wasteful number, since it uses less digits than its factorization.

146666732145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4569072.

The product of its digits is 4354560, while the sum is 51.

The spelling of 146666732145 in words is "one hundred forty-six billion, six hundred sixty-six million, seven hundred thirty-two thousand, one hundred forty-five".