2661614614603 has 8 divisors (see below), whose sum is σ = 3056261603840. Its totient is φ = 2270571707880.

The previous prime is 2661614614579. The next prime is 2661614614619. The reversal of 2661614614603 is 3064164161662.

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

It is a de Polignac number, because none of the positive numbers 2^k-2661614614603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2661614615603) 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, 901019043 + ... + 901021996.

It is an arithmetic number, because the mean of its divisors is an integer number (382032700480).

Almost surely, 2^{2661614614603} is an apocalyptic number.

2661614614603 is a deficient number, since it is larger than the sum of its proper divisors (394646989237).

2661614614603 is a wasteful number, since it uses less digits than its factorization.

2661614614603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1802041257.

The product of its (nonzero) digits is 746496, while the sum is 46.

The spelling of 2661614614603 in words is "two trillion, six hundred sixty-one billion, six hundred fourteen million, six hundred fourteen thousand, six hundred three".