4156961153496 has 32 divisors (see below), whose sum is σ = 10403494085040. Its totient is φ = 1384174891008.

The previous prime is 4156961153453. The next prime is 4156961153497. The reversal of 4156961153496 is 6943511696514.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4156961153497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92403721 + ... + 92448696.

Almost surely, 2^{4156961153496} is an apocalyptic number.

It is an amenable number.

4156961153496 is an abundant number, since it is smaller than the sum of its proper divisors (6246532931544).

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

4156961153496 is a wasteful number, since it uses less digits than its factorization.

4156961153496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184853363 (or 184853359 counting only the distinct ones).

The product of its digits is 20995200, while the sum is 60.

The spelling of 4156961153496 in words is "four trillion, one hundred fifty-six billion, nine hundred sixty-one million, one hundred fifty-three thousand, four hundred ninety-six".