1505980485290 has 16 divisors (see below), whose sum is σ = 2870221631112. Its totient is φ = 566957359104.

The previous prime is 1505980485287. The next prime is 1505980485293. The reversal of 1505980485290 is 925840895051.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1505980485287) and next prime (1505980485293).

It can be written as a sum of positive squares in 4 ways, for example, as 1504481324329 + 1499160961 = 1226573^2 + 38719^2 .

It is not an unprimeable number, because it can be changed into a prime (1505980485293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4429354199 + ... + 4429354538.

Almost surely, 2^{1505980485290} is an apocalyptic number.

1505980485290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1505980485290 is a deficient number, since it is larger than the sum of its proper divisors (1364241145822).

1505980485290 is a wasteful number, since it uses less digits than its factorization.

1505980485290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8858708761.

The product of its (nonzero) digits is 5184000, while the sum is 56.

The spelling of 1505980485290 in words is "one trillion, five hundred five billion, nine hundred eighty million, four hundred eighty-five thousand, two hundred ninety".