157547045513071 has 4 divisors (see below), whose sum is σ = 157547084616544. Its totient is φ = 157547006409600.

The previous prime is 157547045513063. The next prime is 157547045513087. The reversal of 157547045513071 is 170315540745751.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 157547045513071 - 2³ = 157547045513063 is a prime.

It is a super-2 number, since 2×157547045513071² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157547045513171) 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, 12710295 + ... + 21832216.

It is an arithmetic number, because the mean of its divisors is an integer number (39386771154136).

Almost surely, 2^{157547045513071} is an apocalyptic number.

157547045513071 is a deficient number, since it is larger than the sum of its proper divisors (39103473).

157547045513071 is an equidigital number, since it uses as much as digits as its factorization.

157547045513071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39103472.

The product of its (nonzero) digits is 10290000, while the sum is 55.

The spelling of 157547045513071 in words is "one hundred fifty-seven trillion, five hundred forty-seven billion, forty-five million, five hundred thirteen thousand, seventy-one".