16620103345494 has 32 divisors (see below), whose sum is σ = 36291501227520. Its totient is φ = 5032303624800.

The previous prime is 16620103345399. The next prime is 16620103345567. The reversal of 16620103345494 is 49454330102661.

It is a super-2 number, since 2×16620103345494² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

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, 102201349 + ... + 102363840.

It is an arithmetic number, because the mean of its divisors is an integer number (1134109413360).

Almost surely, 2^{16620103345494} is an apocalyptic number.

16620103345494 is an abundant number, since it is smaller than the sum of its proper divisors (19671397882026).

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

16620103345494 is a wasteful number, since it uses less digits than its factorization.

16620103345494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204566436.

The product of its (nonzero) digits is 1866240, while the sum is 48.

The spelling of 16620103345494 in words is "sixteen trillion, six hundred twenty billion, one hundred three million, three hundred forty-five thousand, four hundred ninety-four".