146155406341321 has 32 divisors (see below), whose sum is σ = 162627851463840. Its totient is φ = 130476336205824.

The previous prime is 146155406341291. The next prime is 146155406341327. The reversal of 146155406341321 is 123143604551641.

146155406341321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 16 ways, for example, as 119622234468025 + 26533171873296 = 10937195^2 + 5151036^2 .

It is a cyclic number.

It is not a de Polignac number, because 146155406341321 - 2⁷ = 146155406341193 is a prime.

It is a super-2 number, since 2×146155406341321² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146155406341327) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54721071 + ... + 57329803.

It is an arithmetic number, because the mean of its divisors is an integer number (5082120358245).

Almost surely, 2^{146155406341321} is an apocalyptic number.

It is an amenable number.

146155406341321 is a deficient number, since it is larger than the sum of its proper divisors (16472445122519).

146155406341321 is a wasteful number, since it uses less digits than its factorization.

146155406341321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2609485.

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 146155406341321 in words is "one hundred forty-six trillion, one hundred fifty-five billion, four hundred six million, three hundred forty-one thousand, three hundred twenty-one".