128252287502606 has 8 divisors (see below), whose sum is σ = 202503611846280. Its totient is φ = 60751083553848.

The previous prime is 128252287502497. The next prime is 128252287502683. The reversal of 128252287502606 is 606205782252821.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×128252287502606² (a number of 29 digits) contains 22 as substring.

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, 1687530098681 + ... + 1687530098756.

It is an arithmetic number, because the mean of its divisors is an integer number (25312951480785).

Almost surely, 2^{128252287502606} is an apocalyptic number.

128252287502606 is a deficient number, since it is larger than the sum of its proper divisors (74251324343674).

128252287502606 is a wasteful number, since it uses less digits than its factorization.

128252287502606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3375060197458.

The product of its (nonzero) digits is 12902400, while the sum is 56.

The spelling of 128252287502606 in words is "one hundred twenty-eight trillion, two hundred fifty-two billion, two hundred eighty-seven million, five hundred two thousand, six hundred six".