128081445034 has 8 divisors (see below), whose sum is σ = 202233860640. Its totient is φ = 60670158156.

The previous prime is 128081445031. The next prime is 128081445071. The reversal of 128081445034 is 430544180821.

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

It is a super-2 number, since 2×128081445034² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (128081445031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1685282134 + ... + 1685282209.

It is an arithmetic number, because the mean of its divisors is an integer number (25279232580).

Almost surely, 2^128081445034 is an apocalyptic number.

128081445034 is a deficient number, since it is larger than the sum of its proper divisors (74152415606).

128081445034 is a wasteful number, since it uses less digits than its factorization.

128081445034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3370564364.

The product of its (nonzero) digits is 122880, while the sum is 40.

The spelling of 128081445034 in words is "one hundred twenty-eight billion, eighty-one million, four hundred forty-five thousand, thirty-four".