61324343236656 has 80 divisors (see below), whose sum is σ = 176037551387520. Its totient is φ = 20439825007680.

The previous prime is 61324343236643. The next prime is 61324343236657. The reversal of 61324343236656 is 65663234342316.

61324343236656 is a `hidden beast` number, since 6 + 1 + 3 + 2 + 4 + 343 + 236 + 65 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (61324343236657) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180250 + ... + 11076153.

It is an arithmetic number, because the mean of its divisors is an integer number (2200469392344).

Almost surely, 2^{61324343236656} is an apocalyptic number.

It is an amenable number.

61324343236656 is an abundant number, since it is smaller than the sum of its proper divisors (114713208150864).

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

61324343236656 is a wasteful number, since it uses less digits than its factorization.

61324343236656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11269031 (or 11269019 counting only the distinct ones).

The product of its digits is 33592320, while the sum is 54.

The spelling of 61324343236656 in words is "sixty-one trillion, three hundred twenty-four billion, three hundred forty-three million, two hundred thirty-six thousand, six hundred fifty-six".