157158571603 has 16 divisors (see below), whose sum is σ = 181672523136. Its totient is φ = 134362215040.

The previous prime is 157158571489. The next prime is 157158571607. The reversal of 157158571603 is 306175851751.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-157158571603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (157158571607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87601 + ... + 567442.

It is an arithmetic number, because the mean of its divisors is an integer number (11354532696).

Almost surely, 2^157158571603 is an apocalyptic number.

157158571603 is a deficient number, since it is larger than the sum of its proper divisors (24513951533).

157158571603 is a wasteful number, since it uses less digits than its factorization.

157158571603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656354.

The product of its (nonzero) digits is 882000, while the sum is 49.

The spelling of 157158571603 in words is "one hundred fifty-seven billion, one hundred fifty-eight million, five hundred seventy-one thousand, six hundred three".