3640252519 has 2 divisors, whose sum is σ = 3640252520. Its totient is φ = 3640252518.

The previous prime is 3640252501. The next prime is 3640252523. The reversal of 3640252519 is 9152520463.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3640252519 - 2⁵ = 3640252487 is a prime.

It is a super-2 number, since 2×3640252519² = 26502876804171690722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3640252549) 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 as a sum of consecutive naturals, namely, 1820126259 + 1820126260.

It is an arithmetic number, because the mean of its divisors is an integer number (1820126260).

Almost surely, 2^3640252519 is an apocalyptic number.

3640252519 is a deficient number, since it is larger than the sum of its proper divisors (1).

3640252519 is an equidigital number, since it uses as much as digits as its factorization.

3640252519 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 3640252519 is about 60334.5052105344. The cubic root of 3640252519 is about 1538.3099071225.

The spelling of 3640252519 in words is "three billion, six hundred forty million, two hundred fifty-two thousand, five hundred nineteen".