1213164176046 has 16 divisors (see below), whose sum is σ = 2426484262608. Its totient is φ = 404362073600.

The previous prime is 1213164175969. The next prime is 1213164176057. The reversal of 1213164176046 is 6406714613121.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1213164175989 and 1213164176007.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6394995 + ... + 6581966.

It is an arithmetic number, because the mean of its divisors is an integer number (151655266413).

Almost surely, 2^{1213164176046} is an apocalyptic number.

1213164176046 is an abundant number, since it is smaller than the sum of its proper divisors (1213320086562).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1213164176046 is a wasteful number, since it uses less digits than its factorization.

1213164176046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12992547.

The product of its (nonzero) digits is 145152, while the sum is 42.

Adding to 1213164176046 its reverse (6406714613121), we get a palindrome (7619878789167).

The spelling of 1213164176046 in words is "one trillion, two hundred thirteen billion, one hundred sixty-four million, one hundred seventy-six thousand, forty-six".