653776348 has 12 divisors (see below), whose sum is σ = 1183560840. Its totient is φ = 315616112.

The previous prime is 653776337. The next prime is 653776349. The reversal of 653776348 is 843677356.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (653776349) 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, 2817886 + ... + 2818117.

It is an arithmetic number, because the mean of its divisors is an integer number (98630070).

Almost surely, 2^653776348 is an apocalyptic number.

It is an amenable number.

653776348 is a deficient number, since it is larger than the sum of its proper divisors (529784492).

653776348 is a wasteful number, since it uses less digits than its factorization.

653776348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5636036 (or 5636034 counting only the distinct ones).

The product of its digits is 2540160, while the sum is 49.

The square root of 653776348 is about 25569.0505885533. The cubic root of 653776348 is about 867.9134159424.

The spelling of 653776348 in words is "six hundred fifty-three million, seven hundred seventy-six thousand, three hundred forty-eight".