747448485811 has 2 divisors, whose sum is σ = 747448485812. Its totient is φ = 747448485810.

The previous prime is 747448485733. The next prime is 747448485869. The reversal of 747448485811 is 118584844747.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 747448485811 - 2¹⁵ = 747448453043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 747448485811.

It is not a weakly prime, because it can be changed into another prime (747448485211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373724242905 + 373724242906.

It is an arithmetic number, because the mean of its divisors is an integer number (373724242906).

Almost surely, 2^747448485811 is an apocalyptic number.

747448485811 is a deficient number, since it is larger than the sum of its proper divisors (1).

747448485811 is an equidigital number, since it uses as much as digits as its factorization.

747448485811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32112640, while the sum is 61.

The spelling of 747448485811 in words is "seven hundred forty-seven billion, four hundred forty-eight million, four hundred eighty-five thousand, eight hundred eleven".