148706821652 has 12 divisors (see below), whose sum is σ = 260244830580. Its totient is φ = 74351155776.

The previous prime is 148706821633. The next prime is 148706821699. The reversal of 148706821652 is 256128607841.

148706821652 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 2 ways, for example, as 43980800656 + 104726020996 = 209716^2 + 323614^2 .

It is a super-2 number, since 2×148706821652² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 148706821652.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 410777 + ... + 682752.

It is an arithmetic number, because the mean of its divisors is an integer number (21687069215).

Almost surely, 2^148706821652 is an apocalyptic number.

It is an amenable number.

148706821652 is a deficient number, since it is larger than the sum of its proper divisors (111538008928).

148706821652 is a wasteful number, since it uses less digits than its factorization.

148706821652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1127530 (or 1127528 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 50.

The spelling of 148706821652 in words is "one hundred forty-eight billion, seven hundred six million, eight hundred twenty-one thousand, six hundred fifty-two".