16409852620 has 24 divisors (see below), whose sum is σ = 39383646624. Its totient is φ = 5626235136.

The previous prime is 16409852603. The next prime is 16409852621. The reversal of 16409852620 is 2625890461.

It is not an unprimeable number, because it can be changed into a prime (16409852621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58606477 + ... + 58606756.

It is an arithmetic number, because the mean of its divisors is an integer number (1640985276).

Almost surely, 2^16409852620 is an apocalyptic number.

16409852620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16409852620 is an abundant number, since it is smaller than the sum of its proper divisors (22973794004).

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

16409852620 is a wasteful number, since it uses less digits than its factorization.

16409852620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117213249 (or 117213247 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 43.

The spelling of 16409852620 in words is "sixteen billion, four hundred nine million, eight hundred fifty-two thousand, six hundred twenty".