128016774352 has 20 divisors (see below), whose sum is σ = 248275939680. Its totient is φ = 63945564128.

The previous prime is 128016774349. The next prime is 128016774359. The reversal of 128016774352 is 253477610821.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (128016774359) 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, 3909628 + ... + 3942235.

It is an arithmetic number, because the mean of its divisors is an integer number (12413796984).

Almost surely, 2^128016774352 is an apocalyptic number.

It is an amenable number.

128016774352 is a deficient number, since it is larger than the sum of its proper divisors (120259165328).

128016774352 is a wasteful number, since it uses less digits than its factorization.

128016774352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7852890 (or 7852884 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 46.

The spelling of 128016774352 in words is "one hundred twenty-eight billion, sixteen million, seven hundred seventy-four thousand, three hundred fifty-two".