1500139012566 has 32 divisors (see below), whose sum is σ = 3005392313088. Its totient is φ = 499194148320.

The previous prime is 1500139012553. The next prime is 1500139012573. The reversal of 1500139012566 is 6652109310051.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41010601 + ... + 41047163.

It is an arithmetic number, because the mean of its divisors is an integer number (93918509784).

Almost surely, 2^{1500139012566} is an apocalyptic number.

1500139012566 is an abundant number, since it is smaller than the sum of its proper divisors (1505253300522).

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

1500139012566 is a wasteful number, since it uses less digits than its factorization.

1500139012566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48036.

The product of its (nonzero) digits is 48600, while the sum is 39.

The spelling of 1500139012566 in words is "one trillion, five hundred billion, one hundred thirty-nine million, twelve thousand, five hundred sixty-six".