654143490112896 has 1024 divisors, whose sum is σ = 2336195727360000. Its totient is φ = 176025060679680.

The previous prime is 654143490112843. The next prime is 654143490112919. The reversal of 654143490112896 is 698211094341456.

654143490112896 is a `hidden beast` number, since 6 + 5 + 4 + 1 + 4 + 349 + 0 + 1 + 1 + 289 + 6 = 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 127 ways as a sum of consecutive naturals, for example, 61531693501 + ... + 61531704131.

It is an arithmetic number, because the mean of its divisors is an integer number (2281441140000).

Almost surely, 2^{654143490112896} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 654143490112896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1168097863680000).

654143490112896 is an abundant number, since it is smaller than the sum of its proper divisors (1682052237247104).

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

654143490112896 is a wasteful number, since it uses less digits than its factorization.

654143490112896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11452 (or 11434 counting only the distinct ones).

The product of its (nonzero) digits is 44789760, while the sum is 63.

The spelling of 654143490112896 in words is "six hundred fifty-four trillion, one hundred forty-three billion, four hundred ninety million, one hundred twelve thousand, eight hundred ninety-six".