157860338852 has 24 divisors (see below), whose sum is σ = 279403379640. Its totient is φ = 78033113600.

The previous prime is 157860338843. The next prime is 157860338899. The reversal of 157860338852 is 258833068751.

It can be written as a sum of positive squares in 4 ways, for example, as 122315269696 + 35545069156 = 349736^2 + 188534^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15077 + ... + 562092.

It is an arithmetic number, because the mean of its divisors is an integer number (11641807485).

Almost surely, 2^157860338852 is an apocalyptic number.

It is an amenable number.

157860338852 is a deficient number, since it is larger than the sum of its proper divisors (121543040788).

157860338852 is a wasteful number, since it uses less digits than its factorization.

157860338852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577951 (or 577949 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 56.

The spelling of 157860338852 in words is "one hundred fifty-seven billion, eight hundred sixty million, three hundred thirty-eight thousand, eight hundred fifty-two".