16676404542500 has 60 divisors (see below), whose sum is σ = 37725477529740. Its totient is φ = 6440542416000.

The previous prime is 16676404542467. The next prime is 16676404542517. The reversal of 16676404542500 is 524540467661.

16676404542500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 10 ways, for example, as 12768958863424 + 3907445679076 = 3573368^2 + 1976726^2 .

It is a super-2 number, since 2×16676404542500² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 114937187 + ... + 115082186.

It is an arithmetic number, because the mean of its divisors is an integer number (628757958829).

Almost surely, 2^{16676404542500} is an apocalyptic number.

16676404542500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16676404542500 is an abundant number, since it is smaller than the sum of its proper divisors (21049072987240).

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

16676404542500 is a wasteful number, since it uses less digits than its factorization.

16676404542500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230019426 (or 230019409 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 50.

The spelling of 16676404542500 in words is "sixteen trillion, six hundred seventy-six billion, four hundred four million, five hundred forty-two thousand, five hundred".