1505552040 has 48 divisors (see below), whose sum is σ = 4893045300. Its totient is φ = 401480448.

The previous prime is 1505552017. The next prime is 1505552051. The reversal of 1505552040 is 402555051.

1505552040 is a `hidden beast` number, since 1 + 50 + 55 + 520 + 40 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1358512164 + 147039876 = 36858^2 + 12126^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1505551995 and 1505552013.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2090685 + ... + 2091404.

Almost surely, 2^1505552040 is an apocalyptic number.

1505552040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1505552040 is an abundant number, since it is smaller than the sum of its proper divisors (3387493260).

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

1505552040 is a wasteful number, since it uses less digits than its factorization.

1505552040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4182106 (or 4182099 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 27.

The square root of 1505552040 is about 38801.4437875706. The cubic root of 1505552040 is about 1146.1248367794.

The spelling of 1505552040 in words is "one billion, five hundred five million, five hundred fifty-two thousand, forty".