149651152946 has 16 divisors (see below), whose sum is σ = 226011562200. Its totient is φ = 74314091520.

The previous prime is 149651152943. The next prime is 149651152967. The reversal of 149651152946 is 649251156941.

149651152946 is digitally balanced in base 2, 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 4 ways, for example, as 59810082721 + 89841070225 = 244561^2 + 299735^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (149651152943) 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 7 ways as a sum of consecutive naturals, for example, 2773586 + ... + 2827026.

Almost surely, 2^149651152946 is an apocalyptic number.

149651152946 is a deficient number, since it is larger than the sum of its proper divisors (76360409254).

149651152946 is a wasteful number, since it uses less digits than its factorization.

149651152946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62989.

The product of its digits is 2332800, while the sum is 53.

The spelling of 149651152946 in words is "one hundred forty-nine billion, six hundred fifty-one million, one hundred fifty-two thousand, nine hundred forty-six".