501500970000 has 800 divisors, whose sum is σ = 1902078140160. Its totient is φ = 127790784000.

The previous prime is 501500969993. The next prime is 501500970001. The reversal of 501500970000 is 79005105.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (501500970001) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 503009502 + ... + 503010498.

Almost surely, 2^501500970000 is an apocalyptic number.

501500970000 is a gapful number since it is divisible by the number (50) 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 501500970000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (951039070080).

501500970000 is an abundant number, since it is smaller than the sum of its proper divisors (1400577170160).

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

501500970000 is an frugal number, since it uses more digits than its factorization.

501500970000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1069 (or 1030 counting only the distinct ones).

The product of its (nonzero) digits is 1575, while the sum is 27.

Adding to 501500970000 its reverse (79005105), we get a palindrome (501579975105).

The spelling of 501500970000 in words is "five hundred one billion, five hundred million, nine hundred seventy thousand".