19058920442 has 8 divisors (see below), whose sum is σ = 28598949696. Its totient is φ = 9525937212.

The previous prime is 19058920411. The next prime is 19058920451. The reversal of 19058920442 is 24402985091.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 19058920393 and 19058920402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1754738 + ... + 1765565.

It is an arithmetic number, because the mean of its divisors is an integer number (3574868712).

Almost surely, 2^19058920442 is an apocalyptic number.

19058920442 is a deficient number, since it is larger than the sum of its proper divisors (9540029254).

19058920442 is a wasteful number, since it uses less digits than its factorization.

19058920442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3523012.

The product of its (nonzero) digits is 207360, while the sum is 44.

The spelling of 19058920442 in words is "nineteen billion, fifty-eight million, nine hundred twenty thousand, four hundred forty-two".