1331605378030 has 16 divisors (see below), whose sum is σ = 2400799788864. Its totient is φ = 531773238240.

The previous prime is 1331605378027. The next prime is 1331605378067. The reversal of 1331605378030 is 308735061331.

It is a congruent number.

It is an unprimeable number.

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, 108607686 + ... + 108619945.

It is an arithmetic number, because the mean of its divisors is an integer number (150049986804).

Almost surely, 2^{1331605378030} is an apocalyptic number.

1331605378030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1331605378030 is a deficient number, since it is larger than the sum of its proper divisors (1069194410834).

1331605378030 is a wasteful number, since it uses less digits than its factorization.

1331605378030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217228251.

The product of its (nonzero) digits is 136080, while the sum is 40.

The spelling of 1331605378030 in words is "one trillion, three hundred thirty-one billion, six hundred five million, three hundred seventy-eight thousand, thirty".