528872373977 has 8 divisors (see below), whose sum is σ = 547137576840. Its totient is φ = 510609052800.

The previous prime is 528872373973. The next prime is 528872374007. The reversal of 528872373977 is 779373278825.

It can be written as a sum of positive squares in 4 ways, for example, as 62350589401 + 466521784576 = 249701^2 + 683024^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 528872373977 - 2² = 528872373973 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (528872373971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113723 + ... + 1034735.

It is an arithmetic number, because the mean of its divisors is an integer number (68392197105).

Almost surely, 2^528872373977 is an apocalyptic number.

It is an amenable number.

528872373977 is a deficient number, since it is larger than the sum of its proper divisors (18265202863).

528872373977 is a wasteful number, since it uses less digits than its factorization.

528872373977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 940843.

The product of its digits is 248935680, while the sum is 68.

The spelling of 528872373977 in words is "five hundred twenty-eight billion, eight hundred seventy-two million, three hundred seventy-three thousand, nine hundred seventy-seven".