157728542700 has 36 divisors (see below), whose sum is σ = 456361251080. Its totient is φ = 42060944640.

The previous prime is 157728542677. The next prime is 157728542711. The reversal of 157728542700 is 7245827751.

It is a self number, because there is not a number n which added to its sum of digits gives 157728542700.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 262880605 + ... + 262881204.

Almost surely, 2^157728542700 is an apocalyptic number.

157728542700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

157728542700 is an abundant number, since it is smaller than the sum of its proper divisors (298632708380).

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

157728542700 is a wasteful number, since it uses less digits than its factorization.

157728542700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525761826 (or 525761819 counting only the distinct ones).

The product of its (nonzero) digits is 1097600, while the sum is 48.

The spelling of 157728542700 in words is "one hundred fifty-seven billion, seven hundred twenty-eight million, five hundred forty-two thousand, seven hundred".