2153748976 has 20 divisors (see below), whose sum is σ = 4176685800. Its totient is φ = 1075894592.

The previous prime is 2153748967. The next prime is 2153748979. The reversal of 2153748976 is 6798473512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2153748979) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42946 + ... + 78433.

It is an arithmetic number, because the mean of its divisors is an integer number (208834290).

Almost surely, 2^2153748976 is an apocalyptic number.

It is an amenable number.

2153748976 is a deficient number, since it is larger than the sum of its proper divisors (2022936824).

2153748976 is a wasteful number, since it uses less digits than its factorization.

2153748976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122496 (or 122490 counting only the distinct ones).

The product of its digits is 2540160, while the sum is 52.

The square root of 2153748976 is about 46408.5011177909. The cubic root of 2153748976 is about 1291.4126255541.

The spelling of 2153748976 in words is "two billion, one hundred fifty-three million, seven hundred forty-eight thousand, nine hundred seventy-six".