146664747956 has 24 divisors (see below), whose sum is σ = 274051022784. Its totient is φ = 68512752000.

The previous prime is 146664747949. The next prime is 146664748007. The reversal of 146664747956 is 659747466641.

It is a happy number.

146664747956 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 146664747892 and 146664747901.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 18533045 + ... + 18540956.

It is an arithmetic number, because the mean of its divisors is an integer number (11418792616).

Almost surely, 2^146664747956 is an apocalyptic number.

It is an amenable number.

146664747956 is a deficient number, since it is larger than the sum of its proper divisors (127386274828).

146664747956 is a wasteful number, since it uses less digits than its factorization.

146664747956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37074071 (or 37074069 counting only the distinct ones).

The product of its digits is 182891520, while the sum is 65.

The spelling of 146664747956 in words is "one hundred forty-six billion, six hundred sixty-four million, seven hundred forty-seven thousand, nine hundred fifty-six".