4990651537 has 2 divisors, whose sum is σ = 4990651538. Its totient is φ = 4990651536.

The previous prime is 4990651531. The next prime is 4990651543. The reversal of 4990651537 is 7351560994.

It is a balanced prime because it is at equal distance from previous prime (4990651531) and next prime (4990651543).

It can be written as a sum of positive squares in only one way, i.e., 3993102481 + 997549056 = 63191^2 + 31584^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4990651537 is a prime.

It is not a weakly prime, because it can be changed into another prime (4990651531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2495325768 + 2495325769.

It is an arithmetic number, because the mean of its divisors is an integer number (2495325769).

Almost surely, 2^4990651537 is an apocalyptic number.

It is an amenable number.

4990651537 is a deficient number, since it is larger than the sum of its proper divisors (1).

4990651537 is an equidigital number, since it uses as much as digits as its factorization.

4990651537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1020600, while the sum is 49.

The square root of 4990651537 is about 70644.5435755657. The cubic root of 4990651537 is about 1708.9095720115.

The spelling of 4990651537 in words is "four billion, nine hundred ninety million, six hundred fifty-one thousand, five hundred thirty-seven".