157434080300785 has 8 divisors (see below), whose sum is σ = 188921044504296. Its totient is φ = 125947165478400.

The previous prime is 157434080300719. The next prime is 157434080300789. The reversal of 157434080300785 is 587003080434751.

It can be written as a sum of positive squares in 4 ways, for example, as 2893156061184 + 154540924239601 = 1700928^2 + 12431449^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-157434080300785 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (157434080300789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4926016 + ... + 18415585.

It is an arithmetic number, because the mean of its divisors is an integer number (23615130563037).

Almost surely, 2^{157434080300785} is an apocalyptic number.

It is an amenable number.

157434080300785 is a deficient number, since it is larger than the sum of its proper divisors (31486964203511).

157434080300785 is a wasteful number, since it uses less digits than its factorization.

157434080300785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24690563.

The product of its (nonzero) digits is 11289600, while the sum is 55.

The spelling of 157434080300785 in words is "one hundred fifty-seven trillion, four hundred thirty-four billion, eighty million, three hundred thousand, seven hundred eighty-five".