1689335442900 has 108 divisors (see below), whose sum is σ = 6051574986912. Its totient is φ = 386133814080.

The previous prime is 1689335442871. The next prime is 1689335442911. The reversal of 1689335442900 is 92445339861.

1689335442900 is a `hidden beast` number, since 1 + 6 + 8 + 9 + 3 + 3 + 544 + 2 + 90 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 134067942 + ... + 134080541.

Almost surely, 2^{1689335442900} is an apocalyptic number.

1689335442900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1689335442900 is an abundant number, since it is smaller than the sum of its proper divisors (4362239544012).

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

1689335442900 is a wasteful number, since it uses less digits than its factorization.

1689335442900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268148510 (or 268148500 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 54.

The spelling of 1689335442900 in words is "one trillion, six hundred eighty-nine billion, three hundred thirty-five million, four hundred forty-two thousand, nine hundred".