148744338668 has 24 divisors (see below), whose sum is σ = 265626669168. Its totient is φ = 72855372096.

The previous prime is 148744338667. The next prime is 148744338689. The reversal of 148744338668 is 866833447841.

It is a self number, because there is not a number n which added to its sum of digits gives 148744338668.

It is not an unprimeable number, because it can be changed into a prime (148744338667) 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, 409271 + ... + 681902.

It is an arithmetic number, because the mean of its divisors is an integer number (11067777882).

Almost surely, 2^148744338668 is an apocalyptic number.

It is an amenable number.

148744338668 is a deficient number, since it is larger than the sum of its proper divisors (116882330500).

148744338668 is a wasteful number, since it uses less digits than its factorization.

148744338668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1091873 (or 1091871 counting only the distinct ones).

The product of its digits is 74317824, while the sum is 62.

The spelling of 148744338668 in words is "one hundred forty-eight billion, seven hundred forty-four million, three hundred thirty-eight thousand, six hundred sixty-eight".