128025028326036 has 12 divisors (see below), whose sum is σ = 298725066094112. Its totient is φ = 42675009442008.

The previous prime is 128025028325939. The next prime is 128025028326067. The reversal of 128025028326036 is 630623820520821.

It is a tau number, because it is divible by the number of its divisors (12).

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, 5334376180240 + ... + 5334376180263.

Almost surely, 2^{128025028326036} is an apocalyptic number.

It is an amenable number.

128025028326036 is an abundant number, since it is smaller than the sum of its proper divisors (170700037768076).

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

128025028326036 is a wasteful number, since it uses less digits than its factorization.

128025028326036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10668752360510 (or 10668752360508 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 48.

Adding to 128025028326036 its reverse (630623820520821), we get a palindrome (758648848846857).

The spelling of 128025028326036 in words is "one hundred twenty-eight trillion, twenty-five billion, twenty-eight million, three hundred twenty-six thousand, thirty-six".