135287738100 has 108 divisors (see below), whose sum is σ = 430024664160. Its totient is φ = 35568590400.

The previous prime is 135287738071. The next prime is 135287738101. The reversal of 135287738100 is 1837782531.

135287738100 is a `hidden beast` number, since 13 + 528 + 7 + 7 + 3 + 8 + 100 = 666.

It is a super-2 number, since 2×135287738100² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135287738101) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 994690 + ... + 1122489.

Almost surely, 2^135287738100 is an apocalyptic number.

135287738100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135287738100 is an abundant number, since it is smaller than the sum of its proper divisors (294736926060).

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

135287738100 is a wasteful number, since it uses less digits than its factorization.

135287738100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2117270 (or 2117260 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 45.

The spelling of 135287738100 in words is "one hundred thirty-five billion, two hundred eighty-seven million, seven hundred thirty-eight thousand, one hundred".