4404124729987 has 4 divisors (see below), whose sum is σ = 4546193269696. Its totient is φ = 4262056190280.

The previous prime is 4404124729951. The next prime is 4404124730023. The reversal of 4404124729987 is 7899274214044.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (4404124729951) and next prime (4404124730023).

It is a cyclic number.

It is not a de Polignac number, because 4404124729987 - 2³¹ = 4401977246339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4404124729387) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71034269808 + ... + 71034269869.

It is an arithmetic number, because the mean of its divisors is an integer number (1136548317424).

Almost surely, 2^{4404124729987} is an apocalyptic number.

4404124729987 is a deficient number, since it is larger than the sum of its proper divisors (142068539709).

4404124729987 is a wasteful number, since it uses less digits than its factorization.

4404124729987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142068539708.

The product of its (nonzero) digits is 32514048, while the sum is 61.

The spelling of 4404124729987 in words is "four trillion, four hundred four billion, one hundred twenty-four million, seven hundred twenty-nine thousand, nine hundred eighty-seven".