874840245217369 has 2 divisors, whose sum is σ = 874840245217370. Its totient is φ = 874840245217368.

The previous prime is 874840245217241. The next prime is 874840245217441. The reversal of 874840245217369 is 963712542048478.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 686474584435600 + 188365660781769 = 26200660^2 + 13724637^2 .

It is a cyclic number.

It is not a de Polignac number, because 874840245217369 - 2⁷ = 874840245217241 is a prime.

It is a super-2 number, since 2×874840245217369² (a number of 31 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 874840245217298 and 874840245217307.

It is not a weakly prime, because it can be changed into another prime (874840245227369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 437420122608684 + 437420122608685.

It is an arithmetic number, because the mean of its divisors is an integer number (437420122608685).

It is a 1-persistent number, because it is pandigital, but 2⋅874840245217369 = 1749680490434738 is not.

Almost surely, 2^{874840245217369} is an apocalyptic number.

It is an amenable number.

874840245217369 is a deficient number, since it is larger than the sum of its proper divisors (1).

874840245217369 is an equidigital number, since it uses as much as digits as its factorization.

874840245217369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 650280960, while the sum is 70.

The spelling of 874840245217369 in words is "eight hundred seventy-four trillion, eight hundred forty billion, two hundred forty-five million, two hundred seventeen thousand, three hundred sixty-nine".