101354520663 has 24 divisors (see below), whose sum is σ = 160120780560. Its totient is φ = 61269048960.

The previous prime is 101354520637. The next prime is 101354520667. The reversal of 101354520663 is 366025453101.

101354520663 is a `hidden beast` number, since 10 + 13 + 54 + 520 + 6 + 63 = 666.

It is not a de Polignac number, because 101354520663 - 2²⁵ = 101320966231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101354520667) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1277406 + ... + 1354427.

It is an arithmetic number, because the mean of its divisors is an integer number (6671699190).

Almost surely, 2^101354520663 is an apocalyptic number.

101354520663 is a deficient number, since it is larger than the sum of its proper divisors (58766259897).

101354520663 is a wasteful number, since it uses less digits than its factorization.

101354520663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2632239 (or 2632236 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

Adding to 101354520663 its reverse (366025453101), we get a palindrome (467379973764).

The spelling of 101354520663 in words is "one hundred one billion, three hundred fifty-four million, five hundred twenty thousand, six hundred sixty-three".