148858639732 has 18 divisors (see below), whose sum is σ = 286337590994. Its totient is φ = 67663017840.

The previous prime is 148858639711. The next prime is 148858639739. The reversal of 148858639732 is 237936858841.

It can be written as a sum of positive squares in only one way, i.e., 101018451556 + 47840188176 = 317834^2 + 218724^2 .

It is a super-2 number, since 2×148858639732² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148858639739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 153779103 + ... + 153780070.

Almost surely, 2^148858639732 is an apocalyptic number.

It is an amenable number.

148858639732 is a deficient number, since it is larger than the sum of its proper divisors (137478951262).

148858639732 is a wasteful number, since it uses less digits than its factorization.

148858639732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307559199 (or 307559186 counting only the distinct ones).

The product of its digits is 69672960, while the sum is 64.

The spelling of 148858639732 in words is "one hundred forty-eight billion, eight hundred fifty-eight million, six hundred thirty-nine thousand, seven hundred thirty-two".