2536821375 has 64 divisors (see below), whose sum is σ = 4616801280. Its totient is φ = 1226832000.

The previous prime is 2536821373. The next prime is 2536821389. The reversal of 2536821375 is 5731286352.

It is a happy number.

It is not a de Polignac number, because 2536821375 - 2¹ = 2536821373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2536821373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3023206 + ... + 3024044.

It is an arithmetic number, because the mean of its divisors is an integer number (72137520).

Almost surely, 2^2536821375 is an apocalyptic number.

2536821375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2536821375 is a deficient number, since it is larger than the sum of its proper divisors (2079979905).

2536821375 is a wasteful number, since it uses less digits than its factorization.

2536821375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1601 (or 1591 counting only the distinct ones).

The product of its digits is 302400, while the sum is 42.

The square root of 2536821375 is about 50366.8678299535. The cubic root of 2536821375 is about 1363.8395993548.

The spelling of 2536821375 in words is "two billion, five hundred thirty-six million, eight hundred twenty-one thousand, three hundred seventy-five".