3984050771629 has 4 divisors (see below), whose sum is σ = 3984091128576. Its totient is φ = 3984010414684.

The previous prime is 3984050771621. The next prime is 3984050771633. The reversal of 3984050771629 is 9261770504893.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3984050771629 - 2³ = 3984050771621 is a prime.

It is a super-2 number, since 2×3984050771629² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3984050771621) 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, 20030029 + ... + 20227954.

It is an arithmetic number, because the mean of its divisors is an integer number (996022782144).

It is a 2-persistent number, because it is pandigital, and so is 2⋅3984050771629 = 7968101543258, but 3⋅3984050771629 = 11952152314887 is not.

Almost surely, 2^{3984050771629} is an apocalyptic number.

It is an amenable number.

3984050771629 is a deficient number, since it is larger than the sum of its proper divisors (40356947).

3984050771629 is an equidigital number, since it uses as much as digits as its factorization.

3984050771629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40356946.

The product of its (nonzero) digits is 22861440, while the sum is 61.

The spelling of 3984050771629 in words is "three trillion, nine hundred eighty-four billion, fifty million, seven hundred seventy-one thousand, six hundred twenty-nine".