1506132720 has 60 divisors (see below), whose sum is σ = 5058098136. Its totient is φ = 401635200.

The previous prime is 1506132689. The next prime is 1506132757. The reversal of 1506132720 is 272316051.

It is a happy number.

1506132720 is a `hidden beast` number, since 1 + 5 + 0 + 613 + 27 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (60).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1045206 + ... + 1046645.

Almost surely, 2^1506132720 is an apocalyptic number.

1506132720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1506132720 is an abundant number, since it is smaller than the sum of its proper divisors (3551965416).

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

1506132720 is a wasteful number, since it uses less digits than its factorization.

1506132720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2091870 (or 2091861 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 1506132720 is about 38808.9257774549. The cubic root of 1506132720 is about 1146.2721683910.

Adding to 1506132720 its reverse (272316051), we get a palindrome (1778448771).

The spelling of 1506132720 in words is "one billion, five hundred six million, one hundred thirty-two thousand, seven hundred twenty".