56352389019 has 16 divisors (see below), whose sum is σ = 77297455872. Its totient is φ = 36501555168.

The previous prime is 56352388999. The next prime is 56352389039. The reversal of 56352389019 is 91098325365.

It is an interprime number because it is at equal distance from previous prime (56352388999) and next prime (56352389039).

It is not a de Polignac number, because 56352389019 - 2⁹ = 56352388507 is a prime.

It is a super-2 number, since 2×56352389019² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56352389039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1704097 + ... + 1736850.

It is an arithmetic number, because the mean of its divisors is an integer number (4831090992).

Almost surely, 2^56352389019 is an apocalyptic number.

56352389019 is a deficient number, since it is larger than the sum of its proper divisors (20945066853).

56352389019 is a wasteful number, since it uses less digits than its factorization.

56352389019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3441106.

The product of its (nonzero) digits is 1749600, while the sum is 51.

The spelling of 56352389019 in words is "fifty-six billion, three hundred fifty-two million, three hundred eighty-nine thousand, nineteen".