495131637000 has 1152 divisors, whose sum is σ = 2103169985280. Its totient is φ = 94887936000.

The previous prime is 495131636963. The next prime is 495131637041. The reversal of 495131637000 is 736131594.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 495131637000.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 429428424 + ... + 429429576.

It is an arithmetic number, because the mean of its divisors is an integer number (1825668390).

Almost surely, 2^495131637000 is an apocalyptic number.

495131637000 is a gapful number since it is divisible by the number (40) 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 495131637000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1051584992640).

495131637000 is an abundant number, since it is smaller than the sum of its proper divisors (1608038348280).

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

495131637000 is a wasteful number, since it uses less digits than its factorization.

495131637000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1232 (or 1194 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 39.

Adding to 495131637000 its reverse (736131594), we get a palindrome (495867768594).

The spelling of 495131637000 in words is "four hundred ninety-five billion, one hundred thirty-one million, six hundred thirty-seven thousand".