140828636025 has 648 divisors, whose sum is σ = 352878664320. Its totient is φ = 52439270400.

The previous prime is 140828635991. The next prime is 140828636041. The reversal of 140828636025 is 520636828041.

140828636025 is a `hidden beast` number, since 1 + 4 + 0 + 8 + 2 + 8 + 636 + 0 + 2 + 5 = 666.

It is not a de Polignac number, because 140828636025 - 2⁷ = 140828635897 is a prime.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 647 ways as a sum of consecutive naturals, for example, 1582344181 + ... + 1582344269.

It is an arithmetic number, because the mean of its divisors is an integer number (544565840).

Almost surely, 2^140828636025 is an apocalyptic number.

140828636025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140828636025 is an abundant number, since it is smaller than the sum of its proper divisors (212050028295).

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

140828636025 is a wasteful number, since it uses less digits than its factorization.

140828636025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195 (or 157 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The spelling of 140828636025 in words is "one hundred forty billion, eight hundred twenty-eight million, six hundred thirty-six thousand, twenty-five".