156847241385 has 48 divisors (see below), whose sum is σ = 281294807040. Its totient is φ = 80752533120.

The previous prime is 156847241377. The next prime is 156847241407. The reversal of 156847241385 is 583142748651.

It is a happy number.

156847241385 is a `hidden beast` number, since 1 + 5 + 6 + 84 + 72 + 413 + 85 = 666.

It is not a de Polignac number, because 156847241385 - 2³ = 156847241377 is a prime.

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 47 ways as a sum of consecutive naturals, for example, 13188912 + ... + 13200798.

It is an arithmetic number, because the mean of its divisors is an integer number (5860308480).

Almost surely, 2^156847241385 is an apocalyptic number.

156847241385 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

156847241385 is a deficient number, since it is larger than the sum of its proper divisors (124447565655).

156847241385 is a wasteful number, since it uses less digits than its factorization.

156847241385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22038 (or 22035 counting only the distinct ones).

The product of its digits is 6451200, while the sum is 54.

The spelling of 156847241385 in words is "one hundred fifty-six billion, eight hundred forty-seven million, two hundred forty-one thousand, three hundred eighty-five".