157651618968473 has 8 divisors (see below), whose sum is σ = 180174426168192. Its totient is φ = 135129098605536.

The previous prime is 157651618968449. The next prime is 157651618968497. The reversal of 157651618968473 is 374869816156751.

157651618968473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (157651618968449) and next prime (157651618968497).

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

It is not a de Polignac number, because 157651618968473 - 2¹² = 157651618964377 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 157651618968394 and 157651618968403.

It is not an unprimeable number, because it can be changed into a prime (157651618968413) 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, 70530140 + ... + 72731037.

It is an arithmetic number, because the mean of its divisors is an integer number (22521803271024).

Almost surely, 2^{157651618968473} is an apocalyptic number.

It is an amenable number.

157651618968473 is a deficient number, since it is larger than the sum of its proper divisors (22522807199719).

157651618968473 is a wasteful number, since it uses less digits than its factorization.

157651618968473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143418391.

The product of its digits is 1828915200, while the sum is 77.

The spelling of 157651618968473 in words is "one hundred fifty-seven trillion, six hundred fifty-one billion, six hundred eighteen million, nine hundred sixty-eight thousand, four hundred seventy-three".