16346749564404 has 96 divisors (see below), whose sum is σ = 48435954344960. Its totient is φ = 4670389868256.

The previous prime is 16346749564403. The next prime is 16346749564441. The reversal of 16346749564404 is 40446594764361.

16346749564404 is a `hidden beast` number, since 1 + 6 + 3 + 4 + 67 + 4 + 9 + 564 + 4 + 0 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16346749564403) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35109459 + ... + 35572005.

Almost surely, 2^{16346749564404} is an apocalyptic number.

16346749564404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

16346749564404 is an abundant number, since it is smaller than the sum of its proper divisors (32089204780556).

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

16346749564404 is a wasteful number, since it uses less digits than its factorization.

16346749564404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509314 (or 509306 counting only the distinct ones).

The product of its (nonzero) digits is 209018880, while the sum is 63.

The spelling of 16346749564404 in words is "sixteen trillion, three hundred forty-six billion, seven hundred forty-nine million, five hundred sixty-four thousand, four hundred four".