4078994619 has 16 divisors (see below), whose sum is σ = 6221038592. Its totient is φ = 2328818688.

The previous prime is 4078994617. The next prime is 4078994629. The reversal of 4078994619 is 9164998704.

It is not a de Polignac number, because 4078994619 - 2¹ = 4078994617 is a prime.

It is a super-2 number, since 2×4078994619² = 33276394203661910322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4078994617) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60019 + ... + 108444.

It is an arithmetic number, because the mean of its divisors is an integer number (388814912).

Almost surely, 2^4078994619 is an apocalyptic number.

4078994619 is a deficient number, since it is larger than the sum of its proper divisors (2142043973).

4078994619 is a wasteful number, since it uses less digits than its factorization.

4078994619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169626.

The product of its (nonzero) digits is 3919104, while the sum is 57.

The square root of 4078994619 is about 63867.0072807549. The cubic root of 4078994619 is about 1597.7826863017.

The spelling of 4078994619 in words is "four billion, seventy-eight million, nine hundred ninety-four thousand, six hundred nineteen".