145648846221333 has 64 divisors (see below), whose sum is σ = 239562063444480. Its totient is φ = 76649606111232.

The previous prime is 145648846221311. The next prime is 145648846221341. The reversal of 145648846221333 is 333122648846541.

It is a happy number.

It is not a de Polignac number, because 145648846221333 - 2¹⁸ = 145648845959189 is a prime.

It is a super-2 number, since 2×145648846221333² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145648846221383) 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 63 ways as a sum of consecutive naturals, for example, 250518291 + ... + 251099007.

It is an arithmetic number, because the mean of its divisors is an integer number (3743157241320).

Almost surely, 2^{145648846221333} is an apocalyptic number.

145648846221333 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

145648846221333 is a deficient number, since it is larger than the sum of its proper divisors (93913217223147).

145648846221333 is a wasteful number, since it uses less digits than its factorization.

145648846221333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582846.

The product of its digits is 79626240, while the sum is 60.

The spelling of 145648846221333 in words is "one hundred forty-five trillion, six hundred forty-eight billion, eight hundred forty-six million, two hundred twenty-one thousand, three hundred thirty-three".