1500345504 has 180 divisors, whose sum is σ = 5133312954. Its totient is φ = 428633856.

The previous prime is 1500345503. The next prime is 1500345527. The reversal of 1500345504 is 4055430051.

1500345504 is a `hidden beast` number, since 150 + 0 + 3 + 4 + 5 + 504 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1335171600 + 165173904 = 36540^2 + 12852^2 .

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 (1500345503) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 121102 + ... + 132914.

Almost surely, 2^1500345504 is an apocalyptic number.

1500345504 is a gapful number since it is divisible by the number (14) 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 1500345504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2566656477).

1500345504 is an abundant number, since it is smaller than the sum of its proper divisors (3632967450).

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

1500345504 is a wasteful number, since it uses less digits than its factorization.

1500345504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11849 (or 11825 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 1500345504 is about 38734.2936427141. The cubic root of 1500345504 is about 1144.8021254394.

Adding to 1500345504 its reverse (4055430051), we get a palindrome (5555775555).

The spelling of 1500345504 in words is "one billion, five hundred million, three hundred forty-five thousand, five hundred four".