939421028408 has 64 divisors (see below), whose sum is σ = 1824862888800. Its totient is φ = 453124730880.

The previous prime is 939421028407. The next prime is 939421028411. The reversal of 939421028408 is 804820124939.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (939421028407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12429260 + ... + 12504612.

Almost surely, 2^939421028408 is an apocalyptic number.

It is an amenable number.

939421028408 is a deficient number, since it is larger than the sum of its proper divisors (885441860392).

939421028408 is a wasteful number, since it uses less digits than its factorization.

939421028408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75912 (or 75908 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 50.

The spelling of 939421028408 in words is "nine hundred thirty-nine billion, four hundred twenty-one million, twenty-eight thousand, four hundred eight".