128124030522 has 48 divisors (see below), whose sum is σ = 267870294432. Its totient is φ = 40849771200.

The previous prime is 128124030491. The next prime is 128124030547. The reversal of 128124030522 is 225030421821.

It is a self number, because there is not a number n which added to its sum of digits gives 128124030522.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 421272 + ... + 658572.

It is an arithmetic number, because the mean of its divisors is an integer number (5580631134).

Almost surely, 2^128124030522 is an apocalyptic number.

128124030522 is an abundant number, since it is smaller than the sum of its proper divisors (139746263910).

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

128124030522 is a wasteful number, since it uses less digits than its factorization.

128124030522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237471 (or 237442 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The spelling of 128124030522 in words is "one hundred twenty-eight billion, one hundred twenty-four million, thirty thousand, five hundred twenty-two".