4646043979 has 2 divisors, whose sum is σ = 4646043980. Its totient is φ = 4646043978.

The previous prime is 4646043967. The next prime is 4646044021. The reversal of 4646043979 is 9793406464.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4646043979 - 2¹³ = 4646035787 is a prime.

It is not a weakly prime, because it can be changed into another prime (4646023979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2323021989 + 2323021990.

It is an arithmetic number, because the mean of its divisors is an integer number (2323021990).

Almost surely, 2^4646043979 is an apocalyptic number.

4646043979 is a deficient number, since it is larger than the sum of its proper divisors (1).

4646043979 is an equidigital number, since it uses as much as digits as its factorization.

4646043979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3919104, while the sum is 52.

The square root of 4646043979 is about 68161.8953595042. The cubic root of 4646043979 is about 1668.6340652829.

The spelling of 4646043979 in words is "four billion, six hundred forty-six million, forty-three thousand, nine hundred seventy-nine".