16503461900 has 36 divisors (see below), whose sum is σ = 35832680520. Its totient is φ = 6597667200.

The previous prime is 16503461893. The next prime is 16503461917. The reversal of 16503461900 is 916430561.

It is a super-2 number, since 2×16503461900² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 135536 + ... + 226664.

Almost surely, 2^16503461900 is an apocalyptic number.

16503461900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16503461900 is an abundant number, since it is smaller than the sum of its proper divisors (19329218620).

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

16503461900 is a wasteful number, since it uses less digits than its factorization.

16503461900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92954 (or 92947 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 35.

The spelling of 16503461900 in words is "sixteen billion, five hundred three million, four hundred sixty-one thousand, nine hundred".