247740414850133 has 2 divisors, whose sum is σ = 247740414850134. Its totient is φ = 247740414850132.

The previous prime is 247740414850121. The next prime is 247740414850169. The reversal of 247740414850133 is 331058414047742.

247740414850133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 193246225097809 + 54494189752324 = 13901303^2 + 7382018^2 .

It is a cyclic number.

It is not a de Polignac number, because 247740414850133 - 2²⁶ = 247740347741269 is a prime.

It is a super-2 number, since 2×247740414850133² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (247745414850133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123870207425066 + 123870207425067.

It is an arithmetic number, because the mean of its divisors is an integer number (123870207425067).

Almost surely, 2^{247740414850133} is an apocalyptic number.

It is an amenable number.

247740414850133 is a deficient number, since it is larger than the sum of its proper divisors (1).

247740414850133 is an equidigital number, since it uses as much as digits as its factorization.

247740414850133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9031680, while the sum is 53.

Adding to 247740414850133 its reverse (331058414047742), we get a palindrome (578798828897875).

The spelling of 247740414850133 in words is "two hundred forty-seven trillion, seven hundred forty billion, four hundred fourteen million, eight hundred fifty thousand, one hundred thirty-three".