5909981394 has 16 divisors (see below), whose sum is σ = 11831689440. Its totient is φ = 1968039360.

The previous prime is 5909981393. The next prime is 5909981419. The reversal of 5909981394 is 4931899095.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5909981393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 482052 + ... + 494159.

It is an arithmetic number, because the mean of its divisors is an integer number (739480590).

Almost surely, 2^5909981394 is an apocalyptic number.

5909981394 is an abundant number, since it is smaller than the sum of its proper divisors (5921708046).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5909981394 is a wasteful number, since it uses less digits than its factorization.

5909981394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 977225.

The product of its (nonzero) digits is 3149280, while the sum is 57.

The square root of 5909981394 is about 76876.4033628005. The cubic root of 5909981394 is about 1807.9872821387.

The spelling of 5909981394 in words is "five billion, nine hundred nine million, nine hundred eighty-one thousand, three hundred ninety-four".