148797662049 has 27 divisors (see below), whose sum is σ = 218120216977. Its totient is φ = 97747276200.

The previous prime is 148797662047. The next prime is 148797662099. The reversal of 148797662049 is 940266797841.

The square root of 148797662049 is 385743.

It is a perfect power (a square), and thus also a powerful number.

148797662049 is a `hidden beast` number, since 1 + 487 + 97 + 6 + 6 + 20 + 49 = 666.

It is not a de Polignac number, because 148797662049 - 2¹ = 148797662047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (148797662047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 82162354 + ... + 82164164.

Almost surely, 2^148797662049 is an apocalyptic number.

148797662049 is the 385743-rd square number.

148797662049 is the 192872-nd centered octagonal number.

It is an amenable number.

148797662049 is a deficient number, since it is larger than the sum of its proper divisors (69322554928).

148797662049 is an frugal number, since it uses more digits than its factorization.

148797662049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3770 (or 1885 counting only the distinct ones).

The product of its (nonzero) digits is 36578304, while the sum is 63.

It can be divided in two parts, 1487976 and 62049, that added together give a square (1550025 = 1245²).

The spelling of 148797662049 in words is "one hundred forty-eight billion, seven hundred ninety-seven million, six hundred sixty-two thousand, forty-nine".