16550297386 has 16 divisors (see below), whose sum is σ = 28907259264. Its totient is φ = 6959154384.

The previous prime is 16550297383. The next prime is 16550297459. The reversal of 16550297386 is 68379205561.

It is not an unprimeable number, because it can be changed into a prime (16550297383) 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, 11151750 + ... + 11153233.

It is an arithmetic number, because the mean of its divisors is an integer number (1806703704).

Almost surely, 2^16550297386 is an apocalyptic number.

16550297386 is a deficient number, since it is larger than the sum of its proper divisors (12356961878).

16550297386 is a wasteful number, since it uses less digits than its factorization.

16550297386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22305045.

The product of its (nonzero) digits is 2721600, while the sum is 52.

The spelling of 16550297386 in words is "sixteen billion, five hundred fifty million, two hundred ninety-seven thousand, three hundred eighty-six".