146131233213461 has 16 divisors (see below), whose sum is σ = 151803338906736. Its totient is φ = 140558985455616.

The previous prime is 146131233213437. The next prime is 146131233213463. The reversal of 146131233213461 is 164312332131641.

It can be written as a sum of positive squares in 8 ways, for example, as 33060315036100 + 113070918177361 = 5749810^2 + 10633481^2 .

It is a cyclic number.

It is not a de Polignac number, because 146131233213461 - 2¹⁸ = 146131232951317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146131233213463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62703356 + ... + 64992101.

It is an arithmetic number, because the mean of its divisors is an integer number (9487708681671).

Almost surely, 2^{146131233213461} is an apocalyptic number.

It is an amenable number.

146131233213461 is a deficient number, since it is larger than the sum of its proper divisors (5672105693275).

146131233213461 is a wasteful number, since it uses less digits than its factorization.

146131233213461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127695848.

The product of its digits is 186624, while the sum is 41.

The spelling of 146131233213461 in words is "one hundred forty-six trillion, one hundred thirty-one billion, two hundred thirty-three million, two hundred thirteen thousand, four hundred sixty-one".