61563056471001 has 24 divisors (see below), whose sum is σ = 89210192766240. Its totient is φ = 40910145097536.

The previous prime is 61563056470963. The next prime is 61563056471009. The reversal of 61563056471001 is 10017465036516.

61563056471001 is a `hidden beast` number, since 6 + 1 + 5 + 630 + 5 + 6 + 4 + 7 + 1 + 0 + 0 + 1 = 666.

It is not a de Polignac number, because 61563056471001 - 2¹⁰ = 61563056469977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (61563056471009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 177125550 + ... + 177472776.

It is an arithmetic number, because the mean of its divisors is an integer number (3717091365260).

Almost surely, 2^{61563056471001} is an apocalyptic number.

It is an amenable number.

61563056471001 is a deficient number, since it is larger than the sum of its proper divisors (27647136295239).

61563056471001 is a wasteful number, since it uses less digits than its factorization.

61563056471001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410485 (or 410482 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The spelling of 61563056471001 in words is "sixty-one trillion, five hundred sixty-three billion, fifty-six million, four hundred seventy-one thousand, one".