190678836472 has 32 divisors (see below), whose sum is σ = 361114125120. Its totient is φ = 94382006400.

The previous prime is 190678836463. The next prime is 190678836511. The reversal of 190678836472 is 274638876091.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 190678836472.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8041498 + ... + 8065174.

It is an arithmetic number, because the mean of its divisors is an integer number (11284816410).

Almost surely, 2^190678836472 is an apocalyptic number.

It is an amenable number.

190678836472 is a deficient number, since it is larger than the sum of its proper divisors (170435288648).

190678836472 is a wasteful number, since it uses less digits than its factorization.

190678836472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33751 (or 33747 counting only the distinct ones).

The product of its (nonzero) digits is 24385536, while the sum is 61.

The spelling of 190678836472 in words is "one hundred ninety billion, six hundred seventy-eight million, eight hundred thirty-six thousand, four hundred seventy-two".