146261420223053 has 4 divisors (see below), whose sum is σ = 152620612406688. Its totient is φ = 139902228039420.

The previous prime is 146261420222971. The next prime is 146261420223089. The reversal of 146261420223053 is 350322024162641.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146261420223053 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 146261420223053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146261420223553) 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 3 ways as a sum of consecutive naturals, for example, 3179596091783 + ... + 3179596091828.

It is an arithmetic number, because the mean of its divisors is an integer number (38155153101672).

Almost surely, 2^{146261420223053} is an apocalyptic number.

It is an amenable number.

146261420223053 is a deficient number, since it is larger than the sum of its proper divisors (6359192183635).

146261420223053 is an equidigital number, since it uses as much as digits as its factorization.

146261420223053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6359192183634.

The product of its (nonzero) digits is 414720, while the sum is 41.

Adding to 146261420223053 its reverse (350322024162641), we get a palindrome (496583444385694).

The spelling of 146261420223053 in words is "one hundred forty-six trillion, two hundred sixty-one billion, four hundred twenty million, two hundred twenty-three thousand, fifty-three".