16503763606135 has 16 divisors (see below), whose sum is σ = 22450463854560. Its totient is φ = 11545952837760.

The previous prime is 16503763606093. The next prime is 16503763606139. The reversal of 16503763606135 is 53160636730561.

It is not a de Polignac number, because 16503763606135 - 2⁷ = 16503763606007 is a prime.

It is a super-2 number, since 2×16503763606135² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16503763606139) 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, 6681684436 + ... + 6681686905.

It is an arithmetic number, because the mean of its divisors is an integer number (1403153990910).

Almost surely, 2^{16503763606135} is an apocalyptic number.

16503763606135 is a deficient number, since it is larger than the sum of its proper divisors (5946700248425).

16503763606135 is a wasteful number, since it uses less digits than its factorization.

16503763606135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13363371378.

The product of its (nonzero) digits is 6123600, while the sum is 52.

The spelling of 16503763606135 in words is "sixteen trillion, five hundred three billion, seven hundred sixty-three million, six hundred six thousand, one hundred thirty-five".