157245185558 has 8 divisors (see below), whose sum is σ = 235911906552. Its totient is φ = 78607883376.

The previous prime is 157245185491. The next prime is 157245185567. The reversal of 157245185558 is 855581542751.

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

It is a super-3 number, since 3×157245185558³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 7341335 + ... + 7362722.

It is an arithmetic number, because the mean of its divisors is an integer number (29488988319).

Almost surely, 2^157245185558 is an apocalyptic number.

157245185558 is a deficient number, since it is larger than the sum of its proper divisors (78666720994).

157245185558 is a wasteful number, since it uses less digits than its factorization.

157245185558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14709406.

The product of its digits is 11200000, while the sum is 56.

The spelling of 157245185558 in words is "one hundred fifty-seven billion, two hundred forty-five million, one hundred eighty-five thousand, five hundred fifty-eight".