2170061754661 has 8 divisors (see below), whose sum is σ = 2179649859200. Its totient is φ = 2160478474560.

The previous prime is 2170061754617. The next prime is 2170061754673. The reversal of 2170061754661 is 1664571600712.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2170061754661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2170061751661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303021 + ... + 2105218.

It is an arithmetic number, because the mean of its divisors is an integer number (272456232400).

Almost surely, 2^{2170061754661} is an apocalyptic number.

It is an amenable number.

2170061754661 is a deficient number, since it is larger than the sum of its proper divisors (9588104539).

2170061754661 is a wasteful number, since it uses less digits than its factorization.

2170061754661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2412219.

The product of its (nonzero) digits is 423360, while the sum is 46.

The spelling of 2170061754661 in words is "two trillion, one hundred seventy billion, sixty-one million, seven hundred fifty-four thousand, six hundred sixty-one".