61522874108 has 12 divisors (see below), whose sum is σ = 107839531632. Its totient is φ = 30711579360.

The previous prime is 61522874089. The next prime is 61522874117. The reversal of 61522874108 is 80147822516.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12461648 + ... + 12466583.

It is an arithmetic number, because the mean of its divisors is an integer number (8986627636).

Almost surely, 2^61522874108 is an apocalyptic number.

It is an amenable number.

61522874108 is a deficient number, since it is larger than the sum of its proper divisors (46316657524).

61522874108 is a wasteful number, since it uses less digits than its factorization.

61522874108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24928852 (or 24928850 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 44.

The spelling of 61522874108 in words is "sixty-one billion, five hundred twenty-two million, eight hundred seventy-four thousand, one hundred eight".