19422774084 has 24 divisors (see below), whose sum is σ = 51794064448. Its totient is φ = 5549364000.

The previous prime is 19422774067. The next prime is 19422774089. The reversal of 19422774084 is 48047722491.

It is a super-3 number, since 3×19422774084³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (19422774089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115611667 + ... + 115611834.

Almost surely, 2^19422774084 is an apocalyptic number.

19422774084 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

19422774084 is an abundant number, since it is smaller than the sum of its proper divisors (32371290364).

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

19422774084 is a wasteful number, since it uses less digits than its factorization.

19422774084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231223515 (or 231223513 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 48.

The spelling of 19422774084 in words is "nineteen billion, four hundred twenty-two million, seven hundred seventy-four thousand, eighty-four".