2528877331 has 8 divisors (see below), whose sum is σ = 2536934480. Its totient is φ = 2520834048.

The previous prime is 2528877287. The next prime is 2528877367. The reversal of 2528877331 is 1337788252.

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 2528877331 - 2¹⁹ = 2528353043 is a prime.

It is a super-2 number, since 2×2528877331² = 12790441110491367122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2528877431) 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, 451315 + ... + 456883.

It is an arithmetic number, because the mean of its divisors is an integer number (317116810).

Almost surely, 2^2528877331 is an apocalyptic number.

2528877331 is a deficient number, since it is larger than the sum of its proper divisors (8057149).

2528877331 is an equidigital number, since it uses as much as digits as its factorization.

2528877331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6933.

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

The square root of 2528877331 is about 50287.9441914262. The cubic root of 2528877331 is about 1362.4144916851.

The spelling of 2528877331 in words is "two billion, five hundred twenty-eight million, eight hundred seventy-seven thousand, three hundred thirty-one".