3612394899 has 12 divisors (see below), whose sum is σ = 5220540000. Its totient is φ = 2407046544.

The previous prime is 3612394879. The next prime is 3612394909. The reversal of 3612394899 is 9984932163.

3612394899 is a `hidden beast` number, since 36 + 123 + 9 + 489 + 9 = 666.

3612394899 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3612394899 - 2¹³ = 3612386707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3612394859) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82404 + ... + 118385.

It is an arithmetic number, because the mean of its divisors is an integer number (435045000).

Almost surely, 2^3612394899 is an apocalyptic number.

3612394899 is a deficient number, since it is larger than the sum of its proper divisors (1608145101).

3612394899 is a wasteful number, since it uses less digits than its factorization.

3612394899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202794 (or 202791 counting only the distinct ones).

The product of its digits is 2519424, while the sum is 54.

The square root of 3612394899 is about 60103.2020694405. The cubic root of 3612394899 is about 1534.3757995685.

The spelling of 3612394899 in words is "three billion, six hundred twelve million, three hundred ninety-four thousand, eight hundred ninety-nine".