4138751392 has 12 divisors (see below), whose sum is σ = 8148166866. Its totient is φ = 2069375680.

The previous prime is 4138751389. The next prime is 4138751401. The reversal of 4138751392 is 2931578314.

It can be written as a sum of positive squares in only one way, i.e., 3754748176 + 384003216 = 61276^2 + 19596^2 .

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64667959 + ... + 64668022.

Almost surely, 2^4138751392 is an apocalyptic number.

It is an amenable number.

4138751392 is a deficient number, since it is larger than the sum of its proper divisors (4009415474).

4138751392 is a wasteful number, since it uses less digits than its factorization.

4138751392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129335991 (or 129335983 counting only the distinct ones).

The product of its digits is 181440, while the sum is 43.

The square root of 4138751392 is about 64333.1282621947. The cubic root of 4138751392 is about 1605.5473322133.

The spelling of 4138751392 in words is "four billion, one hundred thirty-eight million, seven hundred fifty-one thousand, three hundred ninety-two".