261050552102 has 32 divisors (see below), whose sum is σ = 404181550080. Its totient is φ = 126385920000.

The previous prime is 261050552089. The next prime is 261050552129. The reversal of 261050552102 is 201255050162.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7717727 + ... + 7751477.

It is an arithmetic number, because the mean of its divisors is an integer number (12630673440).

Almost surely, 2^261050552102 is an apocalyptic number.

261050552102 is a deficient number, since it is larger than the sum of its proper divisors (143130997978).

261050552102 is a wasteful number, since it uses less digits than its factorization.

261050552102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34676.

The product of its (nonzero) digits is 6000, while the sum is 29.

The spelling of 261050552102 in words is "two hundred sixty-one billion, fifty million, five hundred fifty-two thousand, one hundred two".