1390932092505 has 16 divisors (see below), whose sum is σ = 2226589320384. Its totient is φ = 741464458560.

The previous prime is 1390932092497. The next prime is 1390932092521. The reversal of 1390932092505 is 5052902390931.

It is a happy number.

It is not a de Polignac number, because 1390932092505 - 2³ = 1390932092497 is a prime.

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, 22843006 + ... + 22903815.

It is an arithmetic number, because the mean of its divisors is an integer number (139161832524).

Almost surely, 2^{1390932092505} is an apocalyptic number.

1390932092505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1390932092505 is a deficient number, since it is larger than the sum of its proper divisors (835657227879).

1390932092505 is a wasteful number, since it uses less digits than its factorization.

1390932092505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45748856.

The product of its (nonzero) digits is 656100, while the sum is 48.

The spelling of 1390932092505 in words is "one trillion, three hundred ninety billion, nine hundred thirty-two million, ninety-two thousand, five hundred five".