16200405640051 has 4 divisors (see below), whose sum is σ = 16201739787552. Its totient is φ = 16199071492552.

The previous prime is 16200405640021. The next prime is 16200405640061. The reversal of 16200405640051 is 15004650400261.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16200405640051 - 2¹⁵ = 16200405607283 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16200405639989 and 16200405640016.

It is not an unprimeable number, because it can be changed into a prime (16200405640021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 667055536 + ... + 667079821.

It is an arithmetic number, because the mean of its divisors is an integer number (4050434946888).

Almost surely, 2^{16200405640051} is an apocalyptic number.

16200405640051 is a deficient number, since it is larger than the sum of its proper divisors (1334147501).

16200405640051 is a wasteful number, since it uses less digits than its factorization.

16200405640051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1334147500.

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 16200405640051 in words is "sixteen trillion, two hundred billion, four hundred five million, six hundred forty thousand, fifty-one".