61585447006804 has 12 divisors (see below), whose sum is σ = 123170894013664. Its totient is φ = 26393763002904.

The previous prime is 61585447006801. The next prime is 61585447006829. The reversal of 61585447006804 is 40860074458516.

61585447006804 is an admirable number.

It is a hoax number, since the sum of its digits (58) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61585447006801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1099740125094 + ... + 1099740125149.

Almost surely, 2^{61585447006804} is an apocalyptic number.

It is an amenable number.

61585447006804 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

61585447006804 is a wasteful number, since it uses less digits than its factorization.

61585447006804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2199480250254 (or 2199480250252 counting only the distinct ones).

The product of its (nonzero) digits is 25804800, while the sum is 58.

The spelling of 61585447006804 in words is "sixty-one trillion, five hundred eighty-five billion, four hundred forty-seven million, six thousand, eight hundred four".