4791528455137 has 2 divisors, whose sum is σ = 4791528455138. Its totient is φ = 4791528455136.

The previous prime is 4791528455107. The next prime is 4791528455143. The reversal of 4791528455137 is 7315548251974.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4781923671121 + 9604784016 = 2186761^2 + 98004^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4791528455137 is a prime.

It is not a weakly prime, because it can be changed into another prime (4791528455107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2395764227568 + 2395764227569.

It is an arithmetic number, because the mean of its divisors is an integer number (2395764227569).

Almost surely, 2^{4791528455137} is an apocalyptic number.

It is an amenable number.

4791528455137 is a deficient number, since it is larger than the sum of its proper divisors (1).

4791528455137 is an equidigital number, since it uses as much as digits as its factorization.

4791528455137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42336000, while the sum is 61.

The spelling of 4791528455137 in words is "four trillion, seven hundred ninety-one billion, five hundred twenty-eight million, four hundred fifty-five thousand, one hundred thirty-seven".