128677145874300 has 108 divisors (see below), whose sum is σ = 403333841492400. Its totient is φ = 34313694877440.

The previous prime is 128677145874271. The next prime is 128677145874301. The reversal of 128677145874300 is 3478541776821.

It is a happy number.

128677145874300 is a `hidden beast` number, since 1 + 2 + 8 + 6 + 7 + 7 + 1 + 4 + 587 + 43 + 0 + 0 = 666.

It is a super-2 number, since 2×128677145874300² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (128677145874301) 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, 194089776 + ... + 194751624.

Almost surely, 2^{128677145874300} is an apocalyptic number.

128677145874300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

128677145874300 is an abundant number, since it is smaller than the sum of its proper divisors (274656695618100).

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

128677145874300 is a wasteful number, since it uses less digits than its factorization.

128677145874300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877892 (or 877882 counting only the distinct ones).

The product of its (nonzero) digits is 63221760, while the sum is 63.

The spelling of 128677145874300 in words is "one hundred twenty-eight trillion, six hundred seventy-seven billion, one hundred forty-five million, eight hundred seventy-four thousand, three hundred".