19428200354 has 16 divisors (see below), whose sum is σ = 30025789560. Its totient is φ = 9423722880.

The previous prime is 19428200327. The next prime is 19428200377. The reversal of 19428200354 is 45300282491.

It can be written as a sum of positive squares in 4 ways, for example, as 19271825329 + 156375025 = 138823^2 + 12505^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1020257 + ... + 1039124.

Almost surely, 2^19428200354 is an apocalyptic number.

19428200354 is a deficient number, since it is larger than the sum of its proper divisors (10597589206).

19428200354 is a wasteful number, since it uses less digits than its factorization.

19428200354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2059525.

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 19428200354 in words is "nineteen billion, four hundred twenty-eight million, two hundred thousand, three hundred fifty-four".