61170010725216 has 48 divisors (see below), whose sum is σ = 160678827946224. Its totient is φ = 20376346458624.

The previous prime is 61170010725211. The next prime is 61170010725269. The reversal of 61170010725216 is 61252701007116.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61170010725211) by changing a digit.

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, 213248371 + ... + 213535026.

It is an arithmetic number, because the mean of its divisors is an integer number (3347475582213).

Almost surely, 2^{61170010725216} is an apocalyptic number.

It is an amenable number.

61170010725216 is an abundant number, since it is smaller than the sum of its proper divisors (99508817221008).

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

61170010725216 is a wasteful number, since it uses less digits than its factorization.

61170010725216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426784903 (or 426784895 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 39.

The spelling of 61170010725216 in words is "sixty-one trillion, one hundred seventy billion, ten million, seven hundred twenty-five thousand, two hundred sixteen".