145180373668 has 24 divisors (see below), whose sum is σ = 277961300064. Its totient is φ = 65800896000.

The previous prime is 145180373659. The next prime is 145180373669. The reversal of 145180373668 is 866373081541.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (145180373669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4739133 + ... + 4769668.

It is an arithmetic number, because the mean of its divisors is an integer number (11581720836).

Almost surely, 2^145180373668 is an apocalyptic number.

It is an amenable number.

145180373668 is a deficient number, since it is larger than the sum of its proper divisors (132780926396).

145180373668 is a wasteful number, since it uses less digits than its factorization.

145180373668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9509163 (or 9509161 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 52.

The spelling of 145180373668 in words is "one hundred forty-five billion, one hundred eighty million, three hundred seventy-three thousand, six hundred sixty-eight".