190838398562 has 16 divisors (see below), whose sum is σ = 331093127232. Its totient is φ = 80802488400.

The previous prime is 190838398559. The next prime is 190838398589. The reversal of 190838398562 is 265893838091.

It is a junction number, because it is equal to n+sod(n) for n = 190838398495 and 190838398504.

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, 82115189 + ... + 82117512.

It is an arithmetic number, because the mean of its divisors is an integer number (20693320452).

Almost surely, 2^190838398562 is an apocalyptic number.

190838398562 is a deficient number, since it is larger than the sum of its proper divisors (140254728670).

190838398562 is a wasteful number, since it uses less digits than its factorization.

190838398562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164232793.

The product of its (nonzero) digits is 22394880, while the sum is 62.

The spelling of 190838398562 in words is "one hundred ninety billion, eight hundred thirty-eight million, three hundred ninety-eight thousand, five hundred sixty-two".