8261411561522 has 32 divisors (see below), whose sum is σ = 14390717385600. Its totient is φ = 3483974724480.

The previous prime is 8261411561521. The next prime is 8261411561569. The reversal of 8261411561522 is 2251651141628.

It is not an unprimeable number, because it can be changed into a prime (8261411561521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18283379 + ... + 18729782.

It is an arithmetic number, because the mean of its divisors is an integer number (449709918300).

Almost surely, 2^{8261411561522} is an apocalyptic number.

8261411561522 is a deficient number, since it is larger than the sum of its proper divisors (6129305824078).

8261411561522 is a wasteful number, since it uses less digits than its factorization.

8261411561522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37013426.

The product of its digits is 230400, while the sum is 44.

The spelling of 8261411561522 in words is "eight trillion, two hundred sixty-one billion, four hundred eleven million, five hundred sixty-one thousand, five hundred twenty-two".