135401116563 has 12 divisors (see below), whose sum is σ = 202823072088. Its totient is φ = 90267410880.

The previous prime is 135401116549. The next prime is 135401116567. The reversal of 135401116563 is 365611104531.

135401116563 is a `hidden beast` number, since 1 + 35 + 40 + 11 + 16 + 563 = 666.

It is not a de Polignac number, because 135401116563 - 2⁸ = 135401116307 is a prime.

It is a super-2 number, since 2×135401116563² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135401116567) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 278602878 + ... + 278603363.

It is an arithmetic number, because the mean of its divisors is an integer number (16901922674).

Almost surely, 2^135401116563 is an apocalyptic number.

135401116563 is a deficient number, since it is larger than the sum of its proper divisors (67421955525).

135401116563 is an frugal number, since it uses more digits than its factorization.

135401116563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557206256 (or 557206244 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 135401116563 in words is "one hundred thirty-five billion, four hundred one million, one hundred sixteen thousand, five hundred sixty-three".