16550523276 has 48 divisors (see below), whose sum is σ = 44563244544. Its totient is φ = 4682808576.

The previous prime is 16550523251. The next prime is 16550523277. The reversal of 16550523276 is 67232505561.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (16550523277) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 947805 + ... + 965108.

It is an arithmetic number, because the mean of its divisors is an integer number (928400928).

Almost surely, 2^16550523276 is an apocalyptic number.

It is an amenable number.

16550523276 is an abundant number, since it is smaller than the sum of its proper divisors (28012721268).

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

16550523276 is a wasteful number, since it uses less digits than its factorization.

16550523276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1913030 (or 1913028 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 42.

The spelling of 16550523276 in words is "sixteen billion, five hundred fifty million, five hundred twenty-three thousand, two hundred seventy-six".