146946247688 has 8 divisors (see below), whose sum is σ = 275524214430. Its totient is φ = 73473123840.

The previous prime is 146946247687. The next prime is 146946247699. The reversal of 146946247688 is 886742649641.

146946247688 is digitally balanced in base 3, 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 only one way, i.e., 114459069124 + 32487178564 = 338318^2 + 180242^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (146946247687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9184140473 + ... + 9184140488.

Almost surely, 2^146946247688 is an apocalyptic number.

It is an amenable number.

146946247688 is a deficient number, since it is larger than the sum of its proper divisors (128577966742).

146946247688 is a wasteful number, since it uses less digits than its factorization.

146946247688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18368280967 (or 18368280963 counting only the distinct ones).

The product of its digits is 111476736, while the sum is 65.

The spelling of 146946247688 in words is "one hundred forty-six billion, nine hundred forty-six million, two hundred forty-seven thousand, six hundred eighty-eight".