157647984043 has 8 divisors (see below), whose sum is σ = 173333790720. Its totient is φ = 142187872680.

The previous prime is 157647984037. The next prime is 157647984047. The reversal of 157647984043 is 340489746751.

It is a happy number.

157647984043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 157647984043 - 2¹³ = 157647975851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (157647984047) 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, 56422363 + ... + 56425156.

It is an arithmetic number, because the mean of its divisors is an integer number (21666723840).

Almost surely, 2^157647984043 is an apocalyptic number.

157647984043 is a deficient number, since it is larger than the sum of its proper divisors (15685806677).

157647984043 is a wasteful number, since it uses less digits than its factorization.

157647984043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112847657.

The product of its (nonzero) digits is 20321280, while the sum is 58.

It can be divided in two parts, 15764798 and 4043, that added together give a square (15768841 = 3971²).

The spelling of 157647984043 in words is "one hundred fifty-seven billion, six hundred forty-seven million, nine hundred eighty-four thousand, forty-three".