16903503357054 has 32 divisors (see below), whose sum is σ = 33873553918080. Its totient is φ = 5623416335712.

The previous prime is 16903503357031. The next prime is 16903503357061. The reversal of 16903503357054 is 45075330530961.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 16903503356988 and 16903503357006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9758464 + ... + 11359340.

It is an arithmetic number, because the mean of its divisors is an integer number (1058548559940).

Almost surely, 2^{16903503357054} is an apocalyptic number.

16903503357054 is an abundant number, since it is smaller than the sum of its proper divisors (16970050561026).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16903503357054 is a wasteful number, since it uses less digits than its factorization.

16903503357054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1604344.

The product of its (nonzero) digits is 5103000, while the sum is 51.

The spelling of 16903503357054 in words is "sixteen trillion, nine hundred three billion, five hundred three million, three hundred fifty-seven thousand, fifty-four".