261674530214607 has 12 divisors (see below), whose sum is σ = 377974465702704. Its totient is φ = 174449620218240.

The previous prime is 261674530214527. The next prime is 261674530214611. The reversal of 261674530214607 is 706412035476162.

261674530214607 is a `hidden beast` number, since 2 + 6 + 1 + 6 + 7 + 4 + 5 + 3 + 0 + 21 + 4 + 607 = 666.

It is not a de Polignac number, because 261674530214607 - 2⁷ = 261674530214479 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (261674530214707) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34710958 + ... + 41571620.

It is an arithmetic number, because the mean of its divisors is an integer number (31497872141892).

Almost surely, 2^{261674530214607} is an apocalyptic number.

261674530214607 is a deficient number, since it is larger than the sum of its proper divisors (116299935488097).

261674530214607 is a wasteful number, since it uses less digits than its factorization.

261674530214607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11098590 (or 11098587 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 54.

The spelling of 261674530214607 in words is "two hundred sixty-one trillion, six hundred seventy-four billion, five hundred thirty million, two hundred fourteen thousand, six hundred seven".