4936981394 has 8 divisors (see below), whose sum is σ = 7795233840. Its totient is φ = 2338570116.

The previous prime is 4936981367. The next prime is 4936981433. The reversal of 4936981394 is 4931896394.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64960244 + ... + 64960319.

It is an arithmetic number, because the mean of its divisors is an integer number (974404230).

Almost surely, 2^4936981394 is an apocalyptic number.

4936981394 is a deficient number, since it is larger than the sum of its proper divisors (2858252446).

4936981394 is a wasteful number, since it uses less digits than its factorization.

4936981394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129920584.

The product of its digits is 5038848, while the sum is 56.

The square root of 4936981394 is about 70263.6562811814. The cubic root of 4936981394 is about 1702.7615317240.

The spelling of 4936981394 in words is "four billion, nine hundred thirty-six million, nine hundred eighty-one thousand, three hundred ninety-four".