653464500 has 384 divisors, whose sum is σ = 2254307328. Its totient is φ = 145728000.

The previous prime is 653464457. The next prime is 653464517. The reversal of 653464500 is 5464356.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 13903477 + ... + 13903523.

It is an arithmetic number, because the mean of its divisors is an integer number (5870592).

Almost surely, 2^653464500 is an apocalyptic number.

653464500 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 653464500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1127153664).

653464500 is an abundant number, since it is smaller than the sum of its proper divisors (1600842828).

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

653464500 is a wasteful number, since it uses less digits than its factorization.

653464500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 124 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 653464500 is about 25562.9517075004. The cubic root of 653464500 is about 867.7753972305.

The spelling of 653464500 in words is "six hundred fifty-three million, four hundred sixty-four thousand, five hundred".