146626816346 has 24 divisors (see below), whose sum is σ = 222215453460. Its totient is φ = 72562668032.

The previous prime is 146626816313. The next prime is 146626816363. The reversal of 146626816346 is 643618626641.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 115267719121 + 31359097225 = 339511^2 + 177085^2 .

It is a super-2 number, since 2×146626816346² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34184570 + ... + 34188858.

Almost surely, 2^146626816346 is an apocalyptic number.

146626816346 is a deficient number, since it is larger than the sum of its proper divisors (75588637114).

146626816346 is a wasteful number, since it uses less digits than its factorization.

146626816346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5998 (or 5891 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 53.

The spelling of 146626816346 in words is "one hundred forty-six billion, six hundred twenty-six million, eight hundred sixteen thousand, three hundred forty-six".