190919100002 has 16 divisors (see below), whose sum is σ = 291462649920. Its totient is φ = 93772821648.

The previous prime is 190919099999. The next prime is 190919100037. The reversal of 190919100002 is 200001919091.

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, 1936253 + ... + 2032464.

It is an arithmetic number, because the mean of its divisors is an integer number (18216415620).

Almost surely, 2^190919100002 is an apocalyptic number.

190919100002 is a deficient number, since it is larger than the sum of its proper divisors (100543549918).

190919100002 is a wasteful number, since it uses less digits than its factorization.

190919100002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3969145.

The product of its (nonzero) digits is 1458, while the sum is 32.

The spelling of 190919100002 in words is "one hundred ninety billion, nine hundred nineteen million, one hundred thousand, two".