128072737002 has 16 divisors (see below), whose sum is σ = 292737684672. Its totient is φ = 36592210560.

The previous prime is 128072736959. The next prime is 128072737027. The reversal of 128072737002 is 200737270821.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1524675399 + ... + 1524675482.

It is an arithmetic number, because the mean of its divisors is an integer number (18296105292).

Almost surely, 2^128072737002 is an apocalyptic number.

128072737002 is an abundant number, since it is smaller than the sum of its proper divisors (164664947670).

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

128072737002 is a wasteful number, since it uses less digits than its factorization.

128072737002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3049350893.

The product of its (nonzero) digits is 65856, while the sum is 39.

The spelling of 128072737002 in words is "one hundred twenty-eight billion, seventy-two million, seven hundred thirty-seven thousand, two".