16000155650 has 24 divisors (see below), whose sum is σ = 29924727924. Its totient is φ = 6364699200.

The previous prime is 16000155641. The next prime is 16000155653. The reversal of 16000155650 is 5655100061.

It can be written as a sum of positive squares in 6 ways, for example, as 2618061889 + 13382093761 = 51167^2 + 115681^2 .

It is not an unprimeable number, because it can be changed into a prime (16000155653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 874937 + ... + 893036.

Almost surely, 2^16000155650 is an apocalyptic number.

16000155650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16000155650 is a deficient number, since it is larger than the sum of its proper divisors (13924572274).

16000155650 is a wasteful number, since it uses less digits than its factorization.

16000155650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1768166 (or 1768161 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 29.

The spelling of 16000155650 in words is "sixteen billion, one hundred fifty-five thousand, six hundred fifty".