6161280522522 has 32 divisors (see below), whose sum is σ = 13085905561920. Its totient is φ = 1928449232640.

The previous prime is 6161280522379. The next prime is 6161280522563. The reversal of 6161280522522 is 2252250821616.

It is a happy number.

It is a super-2 number, since 2×6161280522522² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 239130129 + ... + 239155892.

It is an arithmetic number, because the mean of its divisors is an integer number (408934548810).

Almost surely, 2^{6161280522522} is an apocalyptic number.

6161280522522 is an abundant number, since it is smaller than the sum of its proper divisors (6924625039398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6161280522522 is a wasteful number, since it uses less digits than its factorization.

6161280522522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478286158.

The product of its (nonzero) digits is 230400, while the sum is 42.

The spelling of 6161280522522 in words is "six trillion, one hundred sixty-one billion, two hundred eighty million, five hundred twenty-two thousand, five hundred twenty-two".