3979629465 has 32 divisors (see below), whose sum is σ = 7279531776. Its totient is φ = 1818635520.

The previous prime is 3979629431. The next prime is 3979629491. The reversal of 3979629465 is 5649269793.

It is not a de Polignac number, because 3979629465 - 2⁷ = 3979629337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3979629399 and 3979629408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 459919 + ... + 468491.

It is an arithmetic number, because the mean of its divisors is an integer number (227485368).

Almost surely, 2^3979629465 is an apocalyptic number.

3979629465 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3979629465 is a deficient number, since it is larger than the sum of its proper divisors (3299902311).

3979629465 is a wasteful number, since it uses less digits than its factorization.

3979629465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13009.

The product of its digits is 22044960, while the sum is 60.

The square root of 3979629465 is about 63084.3044266956. The cubic root of 3979629465 is about 1584.7017805785.

The spelling of 3979629465 in words is "three billion, nine hundred seventy-nine million, six hundred twenty-nine thousand, four hundred sixty-five".