190046856208 has 40 divisors (see below), whose sum is σ = 401806309536. Its totient is φ = 86359910400.

The previous prime is 190046856199. The next prime is 190046856269. The reversal of 190046856208 is 802658640091.

It is a super-2 number, since 2×190046856208² (a number of 23 digits) contains 22 as substring.

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, 459760 + ... + 769072.

Almost surely, 2^190046856208 is an apocalyptic number.

It is an amenable number.

190046856208 is an abundant number, since it is smaller than the sum of its proper divisors (211759453328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

190046856208 is a wasteful number, since it uses less digits than its factorization.

190046856208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312823 (or 312817 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 49.

The spelling of 190046856208 in words is "one hundred ninety billion, forty-six million, eight hundred fifty-six thousand, two hundred eight".