145622204164 has 12 divisors (see below), whose sum is σ = 263626404300. Its totient is φ = 70300374368.

The previous prime is 145622204137. The next prime is 145622204171. The reversal of 145622204164 is 461402226541.

145622204164 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 2 ways, for example, as 121946227264 + 23675976900 = 349208^2 + 153870^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 627681799 + ... + 627682030.

It is an arithmetic number, because the mean of its divisors is an integer number (21968867025).

Almost surely, 2^145622204164 is an apocalyptic number.

It is an amenable number.

145622204164 is a deficient number, since it is larger than the sum of its proper divisors (118004200136).

145622204164 is a wasteful number, since it uses less digits than its factorization.

145622204164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1255363862 (or 1255363860 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 37.

The spelling of 145622204164 in words is "one hundred forty-five billion, six hundred twenty-two million, two hundred four thousand, one hundred sixty-four".