190012857302 has 4 divisors (see below), whose sum is σ = 285019285956. Its totient is φ = 95006428650.

The previous prime is 190012857299. The next prime is 190012857367. The reversal of 190012857302 is 203758210091.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×190012857302² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47503214324 + ... + 47503214327.

It is an arithmetic number, because the mean of its divisors is an integer number (71254821489).

Almost surely, 2^190012857302 is an apocalyptic number.

190012857302 is a deficient number, since it is larger than the sum of its proper divisors (95006428654).

190012857302 is an equidigital number, since it uses as much as digits as its factorization.

190012857302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95006428653.

The product of its (nonzero) digits is 30240, while the sum is 38.

The spelling of 190012857302 in words is "one hundred ninety billion, twelve million, eight hundred fifty-seven thousand, three hundred two".