149649827716 has 9 divisors (see below), whose sum is σ = 261888552471. Its totient is φ = 74824527012.

The previous prime is 149649827711. The next prime is 149649827741. The reversal of 149649827716 is 617728946941.

The square root of 149649827716 is 386846.

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

149649827716 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (149649827711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 676981 + ... + 870403.

Almost surely, 2^149649827716 is an apocalyptic number.

149649827716 is the 386846-th square number.

It is an amenable number.

149649827716 is a deficient number, since it is larger than the sum of its proper divisors (112238724755).

149649827716 is an frugal number, since it uses more digits than its factorization.

149649827716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386850 (or 193425 counting only the distinct ones).

The product of its digits is 36578304, while the sum is 64.

Multiplying 149649827716 by its sum of digits (64), we get a square (9577588973824 = 3094768²).

The spelling of 149649827716 in words is "one hundred forty-nine billion, six hundred forty-nine million, eight hundred twenty-seven thousand, seven hundred sixteen".