3745593819 has 80 divisors (see below), whose sum is σ = 6355578240. Its totient is φ = 2178368640.

The previous prime is 3745593811. The next prime is 3745593847. The reversal of 3745593819 is 9183955473.

3745593819 is a `hidden beast` number, since 3 + 7 + 4 + 559 + 3 + 81 + 9 = 666.

It is not a de Polignac number, because 3745593819 - 2³ = 3745593811 is a prime.

It is a super-2 number, since 2×3745593819² = 28058946113862009522, which contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (3745593811) 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 79 ways as a sum of consecutive naturals, for example, 2259639 + ... + 2261295.

It is an arithmetic number, because the mean of its divisors is an integer number (79444728).

Almost surely, 2^3745593819 is an apocalyptic number.

3745593819 is a deficient number, since it is larger than the sum of its proper divisors (2609984421).

3745593819 is a wasteful number, since it uses less digits than its factorization.

3745593819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1782 (or 1773 counting only the distinct ones).

The product of its digits is 4082400, while the sum is 54.

The square root of 3745593819 is about 61201.2566782742. The cubic root of 3745593819 is about 1553.0075243294.

The spelling of 3745593819 in words is "three billion, seven hundred forty-five million, five hundred ninety-three thousand, eight hundred nineteen".