157535661012 has 12 divisors (see below), whose sum is σ = 367583209056. Its totient is φ = 52511887000.

The previous prime is 157535660939. The next prime is 157535661091. The reversal of 157535661012 is 210166535751.

157535661012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6563985864 + ... + 6563985887.

It is an arithmetic number, because the mean of its divisors is an integer number (30631934088).

Almost surely, 2^157535661012 is an apocalyptic number.

157535661012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

157535661012 is an abundant number, since it is smaller than the sum of its proper divisors (210047548044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

157535661012 is a wasteful number, since it uses less digits than its factorization.

157535661012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13127971758 (or 13127971756 counting only the distinct ones).

The product of its (nonzero) digits is 189000, while the sum is 42.

It can be divided in two parts, 15753 and 5661012, that added together give a palindrome (5676765).

The spelling of 157535661012 in words is "one hundred fifty-seven billion, five hundred thirty-five million, six hundred sixty-one thousand, twelve".