653479989120 has 2048 divisors, whose sum is σ = 3002556211200. Its totient is φ = 130799370240.

The previous prime is 653479989073. The next prime is 653479989133. The reversal of 653479989120 is 21989974356.

653479989120 is a `hidden beast` number, since 6 + 5 + 347 + 99 + 89 + 120 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 1939109592 + ... + 1939109928.

It is an arithmetic number, because the mean of its divisors is an integer number (1466091900).

It is a 2-persistent number, because it is pandigital, and so is 2⋅653479989120 = 1306959978240, but 3⋅653479989120 = 1960439967360 is not.

Almost surely, 2^653479989120 is an apocalyptic number.

653479989120 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 653479989120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1501278105600).

653479989120 is an abundant number, since it is smaller than the sum of its proper divisors (2349076222080).

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

653479989120 is a wasteful number, since it uses less digits than its factorization.

653479989120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453 (or 435 counting only the distinct ones).

The product of its (nonzero) digits is 29393280, while the sum is 63.

The spelling of 653479989120 in words is "six hundred fifty-three billion, four hundred seventy-nine million, nine hundred eighty-nine thousand, one hundred twenty".