150939397647 has 16 divisors (see below), whose sum is σ = 223714692960. Its totient is φ = 100580918400.

The previous prime is 150939397627. The next prime is 150939397657. The reversal of 150939397647 is 746793939051.

150939397647 is a `hidden beast` number, since 1 + 509 + 39 + 3 + 97 + 6 + 4 + 7 = 666.

It is not a de Polignac number, because 150939397647 - 2⁸ = 150939397391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150939397627) 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 15 ways as a sum of consecutive naturals, for example, 1198554 + ... + 1318487.

It is an arithmetic number, because the mean of its divisors is an integer number (13982168310).

Almost surely, 2^150939397647 is an apocalyptic number.

150939397647 is a deficient number, since it is larger than the sum of its proper divisors (72775295313).

150939397647 is a wasteful number, since it uses less digits than its factorization.

150939397647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2519271 (or 2519265 counting only the distinct ones).

The product of its (nonzero) digits is 38578680, while the sum is 63.

The spelling of 150939397647 in words is "one hundred fifty billion, nine hundred thirty-nine million, three hundred ninety-seven thousand, six hundred forty-seven".