4499999475750 has 64 divisors (see below), whose sum is σ = 12479998564800. Its totient is φ = 1199999858400.

The previous prime is 4499999475739. The next prime is 4499999475791. The reversal of 4499999475750 is 575749999944.

4499999475750 is a `hidden beast` number, since 4 + 4 + 9 + 9 + 9 + 99 + 475 + 7 + 50 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4499999475750.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 333326545 + ... + 333340044.

It is an arithmetic number, because the mean of its divisors is an integer number (194999977575).

Almost surely, 2^{4499999475750} is an apocalyptic number.

4499999475750 is an abundant number, since it is smaller than the sum of its proper divisors (7979999089050).

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

4499999475750 is a wasteful number, since it uses less digits than its factorization.

4499999475750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666666615 (or 666666599 counting only the distinct ones).

The product of its (nonzero) digits is 4629441600, while the sum is 81.

The spelling of 4499999475750 in words is "four trillion, four hundred ninety-nine billion, nine hundred ninety-nine million, four hundred seventy-five thousand, seven hundred fifty".