157873453347 has 8 divisors (see below), whose sum is σ = 219650022144. Its totient is φ = 100672926728.

The previous prime is 157873453313. The next prime is 157873453349. The reversal of 157873453347 is 743354378751.

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 157873453347 - 2⁸ = 157873453091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (157873453349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1144010463 + ... + 1144010600.

It is an arithmetic number, because the mean of its divisors is an integer number (27456252768).

Almost surely, 2^157873453347 is an apocalyptic number.

157873453347 is a deficient number, since it is larger than the sum of its proper divisors (61776568797).

157873453347 is a wasteful number, since it uses less digits than its factorization.

157873453347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2288021089.

The product of its digits is 29635200, while the sum is 57.

The spelling of 157873453347 in words is "one hundred fifty-seven billion, eight hundred seventy-three million, four hundred fifty-three thousand, three hundred forty-seven".