4992497703491 has 2 divisors, whose sum is σ = 4992497703492. Its totient is φ = 4992497703490.

The previous prime is 4992497703469. The next prime is 4992497703563. The reversal of 4992497703491 is 1943077942994.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4992497703491 is a prime.

It is not a weakly prime, because it can be changed into another prime (4992497783491) by changing a digit.

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 as a sum of consecutive naturals, namely, 2496248851745 + 2496248851746.

It is an arithmetic number, because the mean of its divisors is an integer number (2496248851746).

Almost surely, 2^{4992497703491} is an apocalyptic number.

4992497703491 is a deficient number, since it is larger than the sum of its proper divisors (1).

4992497703491 is an equidigital number, since it uses as much as digits as its factorization.

4992497703491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 123451776, while the sum is 68.

The spelling of 4992497703491 in words is "four trillion, nine hundred ninety-two billion, four hundred ninety-seven million, seven hundred three thousand, four hundred ninety-one".