4138659761 has 8 divisors (see below), whose sum is σ = 4240578048. Its totient is φ = 4036788000.

The previous prime is 4138659757. The next prime is 4138659773. The reversal of 4138659761 is 1679568314.

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

It is a cyclic number.

It is not a de Polignac number, because 4138659761 - 2² = 4138659757 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4138659361) 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, 228716 + ... + 246146.

It is an arithmetic number, because the mean of its divisors is an integer number (530072256).

Almost surely, 2^4138659761 is an apocalyptic number.

4138659761 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

4138659761 is a deficient number, since it is larger than the sum of its proper divisors (101918287).

4138659761 is a wasteful number, since it uses less digits than its factorization.

4138659761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23263.

The product of its digits is 1088640, while the sum is 50.

The square root of 4138659761 is about 64332.4160979517. The cubic root of 4138659761 is about 1605.5354833101.

The spelling of 4138659761 in words is "four billion, one hundred thirty-eight million, six hundred fifty-nine thousand, seven hundred sixty-one".