654050016450 has 72 divisors (see below), whose sum is σ = 1757312648676. Its totient is φ = 174403584000.

The previous prime is 654050016449. The next prime is 654050016467. The reversal of 654050016450 is 54610050456.

654050016450 is a `hidden beast` number, since 6 + 5 + 4 + 0 + 5 + 0 + 0 + 1 + 645 + 0 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 439159361481 + 214890654969 = 662691^2 + 463563^2 .

It is a super-3 number, since 3×654050016450³ (a number of 36 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 11925090 + ... + 11979810.

Almost surely, 2^654050016450 is an apocalyptic number.

654050016450 is an abundant number, since it is smaller than the sum of its proper divisors (1103262632226).

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

654050016450 is a wasteful number, since it uses less digits than its factorization.

654050016450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81300 (or 81292 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 654050016450 in words is "six hundred fifty-four billion, fifty million, sixteen thousand, four hundred fifty".