146662565426 has 16 divisors (see below), whose sum is σ = 236923444800. Its totient is φ = 67688416848.

The previous prime is 146662565347. The next prime is 146662565431. The reversal of 146662565426 is 624565266641.

It is a super-2 number, since 2×146662565426² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1171235 + ... + 1290393.

It is an arithmetic number, because the mean of its divisors is an integer number (14807715300).

Almost surely, 2^146662565426 is an apocalyptic number.

146662565426 is a deficient number, since it is larger than the sum of its proper divisors (90260879374).

146662565426 is a wasteful number, since it uses less digits than its factorization.

146662565426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166513.

The product of its digits is 12441600, while the sum is 53.

The spelling of 146662565426 in words is "one hundred forty-six billion, six hundred sixty-two million, five hundred sixty-five thousand, four hundred twenty-six".