146469611817 has 12 divisors (see below), whose sum is σ = 211623044724. Its totient is φ = 97620641280.

The previous prime is 146469611777. The next prime is 146469611923. The reversal of 146469611817 is 718116964641.

It is a happy number.

146469611817 is a `hidden beast` number, since 1 + 4 + 6 + 4 + 6 + 9 + 611 + 8 + 17 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 101835021456 + 44634590361 = 319116^2 + 211269^2 .

It is not a de Polignac number, because 146469611817 - 2⁶ = 146469611753 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (146469619817) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2111184 + ... + 2179457.

It is an arithmetic number, because the mean of its divisors is an integer number (17635253727).

Almost surely, 2^146469611817 is an apocalyptic number.

It is an amenable number.

146469611817 is a deficient number, since it is larger than the sum of its proper divisors (65153432907).

146469611817 is a wasteful number, since it uses less digits than its factorization.

146469611817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4294440 (or 4294437 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 54.

The spelling of 146469611817 in words is "one hundred forty-six billion, four hundred sixty-nine million, six hundred eleven thousand, eight hundred seventeen".