1534500000 has 504 divisors, whose sum is σ = 6142421376. Its totient is φ = 360000000.

The previous prime is 1534499999. The next prime is 1534500017. The reversal of 1534500000 is 54351.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 49499985 + ... + 49500015.

It is an arithmetic number, because the mean of its divisors is an integer number (12187344).

Almost surely, 2^1534500000 is an apocalyptic number.

1534500000 is a gapful number since it is divisible by the number (10) 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 1534500000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3071210688).

1534500000 is an abundant number, since it is smaller than the sum of its proper divisors (4607921376).

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

1534500000 is an equidigital number, since it uses as much as digits as its factorization.

1534500000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88 (or 52 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 1534500000 is about 39172.6945716018. The cubic root of 1534500000 is about 1153.4239480929.

Adding to 1534500000 its reverse (54351), we get a palindrome (1534554351).

The spelling of 1534500000 in words is "one billion, five hundred thirty-four million, five hundred thousand".