146028216031 has 4 divisors (see below), whose sum is σ = 148503270600. Its totient is φ = 143553161464.

The previous prime is 146028216029. The next prime is 146028216043. The reversal of 146028216031 is 130612820641.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 146028216031 - 2¹ = 146028216029 is a prime.

It is a super-2 number, since 2×146028216031² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146028216931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1237527196 + ... + 1237527313.

It is an arithmetic number, because the mean of its divisors is an integer number (37125817650).

Almost surely, 2^146028216031 is an apocalyptic number.

146028216031 is a deficient number, since it is larger than the sum of its proper divisors (2475054569).

146028216031 is an equidigital number, since it uses as much as digits as its factorization.

146028216031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2475054568.

The product of its (nonzero) digits is 13824, while the sum is 34.

The spelling of 146028216031 in words is "one hundred forty-six billion, twenty-eight million, two hundred sixteen thousand, thirty-one".