157598636349 has 240 divisors, whose sum is σ = 293734819840. Its totient is φ = 74814062400.

The previous prime is 157598636347. The next prime is 157598636353. The reversal of 157598636349 is 943636895751.

157598636349 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 157598636349 - 2¹ = 157598636347 is a prime.

Its product of digits (146966400) is a multiple of the sum of its prime divisors (378).

It is a self number, because there is not a number n which added to its sum of digits gives 157598636349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157598636347) 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 239 ways as a sum of consecutive naturals, for example, 513350454 + ... + 513350760.

Almost surely, 2^157598636349 is an apocalyptic number.

157598636349 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

157598636349 is a deficient number, since it is larger than the sum of its proper divisors (136136183491).

157598636349 is a wasteful number, since it uses less digits than its factorization.

157598636349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410 (or 378 counting only the distinct ones).

The product of its digits is 146966400, while the sum is 66.

The spelling of 157598636349 in words is "one hundred fifty-seven billion, five hundred ninety-eight million, six hundred thirty-six thousand, three hundred forty-nine".