61354456446216 has 16 divisors (see below), whose sum is σ = 153386141115600. Its totient is φ = 20451485482064.

The previous prime is 61354456446209. The next prime is 61354456446223. The reversal of 61354456446216 is 61264465445316.

61354456446216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (61354456446209) and next prime (61354456446223).

It is a super-2 number, since 2×61354456446216² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1278217842606 + ... + 1278217842653.

It is an arithmetic number, because the mean of its divisors is an integer number (9586633819725).

Almost surely, 2^{61354456446216} is an apocalyptic number.

It is an amenable number.

61354456446216 is an abundant number, since it is smaller than the sum of its proper divisors (92031684669384).

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

61354456446216 is a wasteful number, since it uses less digits than its factorization.

61354456446216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2556435685268 (or 2556435685264 counting only the distinct ones).

The product of its digits is 49766400, while the sum is 57.

The spelling of 61354456446216 in words is "sixty-one trillion, three hundred fifty-four billion, four hundred fifty-six million, four hundred forty-six thousand, two hundred sixteen".