19373703338 has 32 divisors (see below), whose sum is σ = 32497770240. Its totient is φ = 8586698560.

The previous prime is 19373703299. The next prime is 19373703347. The reversal of 19373703338 is 83330737391.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a junction number, because it is equal to n+sod(n) for n = 19373703292 and 19373703301.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 243320 + ... + 312972.

It is an arithmetic number, because the mean of its divisors is an integer number (1015555320).

Almost surely, 2^19373703338 is an apocalyptic number.

19373703338 is a deficient number, since it is larger than the sum of its proper divisors (13124066902).

19373703338 is a wasteful number, since it uses less digits than its factorization.

19373703338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69982.

The product of its (nonzero) digits is 857304, while the sum is 47.

The spelling of 19373703338 in words is "nineteen billion, three hundred seventy-three million, seven hundred three thousand, three hundred thirty-eight".