495617850 has 432 divisors, whose sum is σ = 1769976000. Its totient is φ = 99066240.

The previous prime is 495617821. The next prime is 495617861. The reversal of 495617850 is 58716594.

495617850 is a `hidden beast` number, since 4 + 9 + 561 + 7 + 85 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 495617796 and 495617805.

It is an unprimeable number.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 26085141 + ... + 26085159.

Almost surely, 2^495617850 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 495617850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (884988000).

495617850 is an abundant number, since it is smaller than the sum of its proper divisors (1274358150).

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

495617850 is a wasteful number, since it uses less digits than its factorization.

495617850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84 (or 49 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 45.

The square root of 495617850 is about 22262.4762773596. The cubic root of 495617850 is about 791.3749755800.

The spelling of 495617850 in words is "four hundred ninety-five million, six hundred seventeen thousand, eight hundred fifty".