528427130638 has 8 divisors (see below), whose sum is σ = 864698941080. Its totient is φ = 240194150280.

The previous prime is 528427130629. The next prime is 528427130701. The reversal of 528427130638 is 836031724825.

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

It is a junction number, because it is equal to n+sod(n) for n = 528427130591 and 528427130600.

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, 12009707493 + ... + 12009707536.

It is an arithmetic number, because the mean of its divisors is an integer number (108087367635).

Almost surely, 2^528427130638 is an apocalyptic number.

528427130638 is a deficient number, since it is larger than the sum of its proper divisors (336271810442).

528427130638 is a wasteful number, since it uses less digits than its factorization.

528427130638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24019415042.

The product of its (nonzero) digits is 1935360, while the sum is 49.

The spelling of 528427130638 in words is "five hundred twenty-eight billion, four hundred twenty-seven million, one hundred thirty thousand, six hundred thirty-eight".