16050778 has 4 divisors (see below), whose sum is σ = 24076170. Its totient is φ = 8025388.

The previous prime is 16050761. The next prime is 16050779. The reversal of 16050778 is 87705061.

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

It can be written as a sum of positive squares in only one way, i.e., 15578809 + 471969 = 3947^2 + 687^2 .

It is not an unprimeable number, because it can be changed into a prime (16050779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4012693 + ... + 4012696.

Almost surely, 2^16050778 is an apocalyptic number.

16050778 is a deficient number, since it is larger than the sum of its proper divisors (8025392).

16050778 is an equidigital number, since it uses as much as digits as its factorization.

16050778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8025391.

The product of its (nonzero) digits is 11760, while the sum is 34.

The square root of 16050778 is about 4006.3422220275. The cubic root of 16050778 is about 252.2504962758.

The spelling of 16050778 in words is "sixteen million, fifty thousand, seven hundred seventy-eight".