196153684380 has 144 divisors (see below), whose sum is σ = 621880197120. Its totient is φ = 49951921536.

The previous prime is 196153684301. The next prime is 196153684399. The reversal of 196153684380 is 83486351691.

196153684380 is a `hidden beast` number, since 1 + 9 + 61 + 536 + 8 + 43 + 8 + 0 = 666.

196153684380 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2524389 + ... + 2600931.

It is an arithmetic number, because the mean of its divisors is an integer number (4318612480).

Almost surely, 2^196153684380 is an apocalyptic number.

196153684380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 196153684380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (310940098560).

196153684380 is an abundant number, since it is smaller than the sum of its proper divisors (425726512740).

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

196153684380 is a wasteful number, since it uses less digits than its factorization.

196153684380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77200 (or 77195 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 54.

The spelling of 196153684380 in words is "one hundred ninety-six billion, one hundred fifty-three million, six hundred eighty-four thousand, three hundred eighty".