61055005552 has 40 divisors (see below), whose sum is σ = 118852205472. Its totient is φ = 30383616000.

The previous prime is 61055005549. The next prime is 61055005601. The reversal of 61055005552 is 25550055016.

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 7 ways as a sum of consecutive naturals, for example, 9316677 + ... + 9323227.

Almost surely, 2^61055005552 is an apocalyptic number.

It is an amenable number.

61055005552 is a deficient number, since it is larger than the sum of its proper divisors (57797199920).

61055005552 is a wasteful number, since it uses less digits than its factorization.

61055005552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9217 (or 9211 counting only the distinct ones).

The product of its (nonzero) digits is 37500, while the sum is 34.

The spelling of 61055005552 in words is "sixty-one billion, fifty-five million, five thousand, five hundred fifty-two".