6617024381087 has 4 divisors (see below), whose sum is σ = 6619490661960. Its totient is φ = 6614558100216.

The previous prime is 6617024381081. The next prime is 6617024381089. The reversal of 6617024381087 is 7801834207166.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6617024381087 - 2³² = 6612729413791 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 (6617024381081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1233136412 + ... + 1233141777.

It is an arithmetic number, because the mean of its divisors is an integer number (1654872665490).

Almost surely, 2^{6617024381087} is an apocalyptic number.

6617024381087 is a deficient number, since it is larger than the sum of its proper divisors (2466280873).

6617024381087 is a wasteful number, since it uses less digits than its factorization.

6617024381087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2466280872.

The product of its (nonzero) digits is 2709504, while the sum is 53.

The spelling of 6617024381087 in words is "six trillion, six hundred seventeen billion, twenty-four million, three hundred eighty-one thousand, eighty-seven".