16426620518 has 16 divisors (see below), whose sum is σ = 30719913984. Its totient is φ = 6399981960.

The previous prime is 16426620517. The next prime is 16426620557. The reversal of 16426620518 is 81502662461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16426620517) 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, 53333030 + ... + 53333337.

It is an arithmetic number, because the mean of its divisors is an integer number (1919994624).

Almost surely, 2^16426620518 is an apocalyptic number.

16426620518 is a deficient number, since it is larger than the sum of its proper divisors (14293293466).

16426620518 is a wasteful number, since it uses less digits than its factorization.

16426620518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106666387.

The product of its (nonzero) digits is 138240, while the sum is 41.

The spelling of 16426620518 in words is "sixteen billion, four hundred twenty-six million, six hundred twenty thousand, five hundred eighteen".