4929072649 has 2 divisors, whose sum is σ = 4929072650. Its totient is φ = 4929072648.

The previous prime is 4929072641. The next prime is 4929072677. The reversal of 4929072649 is 9462709294.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4635567225 + 293505424 = 68085^2 + 17132^2 .

It is a cyclic number.

It is not a de Polignac number, because 4929072649 - 2³ = 4929072641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4929072596 and 4929072605.

It is not a weakly prime, because it can be changed into another prime (4929072641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2464536324 + 2464536325.

It is an arithmetic number, because the mean of its divisors is an integer number (2464536325).

Almost surely, 2^4929072649 is an apocalyptic number.

It is an amenable number.

4929072649 is a deficient number, since it is larger than the sum of its proper divisors (1).

4929072649 is an equidigital number, since it uses as much as digits as its factorization.

4929072649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1959552, while the sum is 52.

The square root of 4929072649 is about 70207.3546645934. The cubic root of 4929072649 is about 1701.8518055148.

The spelling of 4929072649 in words is "four billion, nine hundred twenty-nine million, seventy-two thousand, six hundred forty-nine".