101613400663 has 4 divisors (see below), whose sum is σ = 103976503048. Its totient is φ = 99250298280.

The previous prime is 101613400657. The next prime is 101613400727. The reversal of 101613400663 is 366004316101.

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 101613400663 - 2¹³ = 101613392471 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 (101613400613) by changing a digit.

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, 1181551128 + ... + 1181551213.

It is an arithmetic number, because the mean of its divisors is an integer number (25994125762).

Almost surely, 2^101613400663 is an apocalyptic number.

101613400663 is a deficient number, since it is larger than the sum of its proper divisors (2363102385).

101613400663 is an equidigital number, since it uses as much as digits as its factorization.

101613400663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2363102384.

The product of its (nonzero) digits is 7776, while the sum is 31.

Adding to 101613400663 its reverse (366004316101), we get a palindrome (467617716764).

The spelling of 101613400663 in words is "one hundred one billion, six hundred thirteen million, four hundred thousand, six hundred sixty-three".