2661005740214 has 8 divisors (see below), whose sum is σ = 3992630146320. Its totient is φ = 1330129024776.

The previous prime is 2661005740153. The next prime is 2661005740277. The reversal of 2661005740214 is 4120475001662.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 186913769 + ... + 186928004.

It is an arithmetic number, because the mean of its divisors is an integer number (499078768290).

Almost surely, 2^{2661005740214} is an apocalyptic number.

2661005740214 is a deficient number, since it is larger than the sum of its proper divisors (1331624406106).

2661005740214 is a wasteful number, since it uses less digits than its factorization.

2661005740214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373845334.

The product of its (nonzero) digits is 80640, while the sum is 38.

The spelling of 2661005740214 in words is "two trillion, six hundred sixty-one billion, five million, seven hundred forty thousand, two hundred fourteen".