157607306544241 has 4 divisors (see below), whose sum is σ = 159053245136500. Its totient is φ = 156161367951984.

The previous prime is 157607306544173. The next prime is 157607306544253. The reversal of 157607306544241 is 142445603706751.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 62048783181025 + 95558523363216 = 7877105^2 + 9775404^2 .

It is a cyclic number.

It is not a de Polignac number, because 157607306544241 - 2²⁵ = 157607272989809 is a prime.

It is a super-2 number, since 2×157607306544241² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (157607306514241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 722969295966 + ... + 722969296183.

It is an arithmetic number, because the mean of its divisors is an integer number (39763311284125).

Almost surely, 2^{157607306544241} is an apocalyptic number.

It is an amenable number.

157607306544241 is a deficient number, since it is larger than the sum of its proper divisors (1445938592259).

157607306544241 is a wasteful number, since it uses less digits than its factorization.

157607306544241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1445938592258.

The product of its (nonzero) digits is 16934400, while the sum is 55.

The spelling of 157607306544241 in words is "one hundred fifty-seven trillion, six hundred seven billion, three hundred six million, five hundred forty-four thousand, two hundred forty-one".