653880355 has 4 divisors (see below), whose sum is σ = 784656432. Its totient is φ = 523104280.

The previous prime is 653880347. The next prime is 653880361. The reversal of 653880355 is 553088356.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 653880355 - 2³ = 653880347 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65388031 + ... + 65388040.

It is an arithmetic number, because the mean of its divisors is an integer number (196164108).

Almost surely, 2^653880355 is an apocalyptic number.

653880355 is a deficient number, since it is larger than the sum of its proper divisors (130776077).

653880355 is a wasteful number, since it uses less digits than its factorization.

653880355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130776076.

The product of its (nonzero) digits is 432000, while the sum is 43.

The square root of 653880355 is about 25571.0843532299. The cubic root of 653880355 is about 867.9594379419.

The spelling of 653880355 in words is "six hundred fifty-three million, eight hundred eighty thousand, three hundred fifty-five".