653939055 has 288 divisors, whose sum is σ = 1601107200. Its totient is φ = 251475840.

The previous prime is 653939029. The next prime is 653939071. The reversal of 653939055 is 550939356.

It is a happy number.

It is not a de Polignac number, because 653939055 - 2⁷ = 653938927 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 653939055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 15207864 + ... + 15207906.

It is an arithmetic number, because the mean of its divisors is an integer number (5559400).

Almost surely, 2^653939055 is an apocalyptic number.

653939055 is an abundant number, since it is smaller than the sum of its proper divisors (947168145).

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

653939055 is a wasteful number, since it uses less digits than its factorization.

653939055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112 (or 88 counting only the distinct ones).

The product of its (nonzero) digits is 546750, while the sum is 45.

The square root of 653939055 is about 25572.2321082850. The cubic root of 653939055 is about 867.9854099178.

The spelling of 653939055 in words is "six hundred fifty-three million, nine hundred thirty-nine thousand, fifty-five".