2155614505613 has 16 divisors (see below), whose sum is σ = 2197960427520. Its totient is φ = 2113700027376.

The previous prime is 2155614505531. The next prime is 2155614505637. The reversal of 2155614505613 is 3165054165512.

It is a cyclic number.

It is not a de Polignac number, because 2155614505613 - 2⁸ = 2155614505357 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 (2155614501613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22953968 + ... + 23047686.

It is an arithmetic number, because the mean of its divisors is an integer number (137372526720).

Almost surely, 2^{2155614505613} is an apocalyptic number.

It is an amenable number.

2155614505613 is a deficient number, since it is larger than the sum of its proper divisors (42345921907).

2155614505613 is a wasteful number, since it uses less digits than its factorization.

2155614505613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96016.

The product of its (nonzero) digits is 540000, while the sum is 44.

The spelling of 2155614505613 in words is "two trillion, one hundred fifty-five billion, six hundred fourteen million, five hundred five thousand, six hundred thirteen".