2528385141 has 8 divisors (see below), whose sum is σ = 3479928064. Its totient is φ = 1631216160.

The previous prime is 2528385137. The next prime is 2528385143. The reversal of 2528385141 is 1415838252.

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

It is not a de Polignac number, because 2528385141 - 2² = 2528385137 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2528385141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2528385143) 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, 13593376 + ... + 13593561.

It is an arithmetic number, because the mean of its divisors is an integer number (434991008).

Almost surely, 2^2528385141 is an apocalyptic number.

It is an amenable number.

2528385141 is a deficient number, since it is larger than the sum of its proper divisors (951542923).

2528385141 is a wasteful number, since it uses less digits than its factorization.

2528385141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27186971.

The product of its digits is 76800, while the sum is 39.

The square root of 2528385141 is about 50283.0502356410. The cubic root of 2528385141 is about 1362.3260980082.

The spelling of 2528385141 in words is "two billion, five hundred twenty-eight million, three hundred eighty-five thousand, one hundred forty-one".