1326941036690 has 32 divisors (see below), whose sum is σ = 2400428701440. Its totient is φ = 528129331200.

The previous prime is 1326941036647. The next prime is 1326941036747. The reversal of 1326941036690 is 966301496231.

It is a happy number.

It is a super-2 number, since 2×1326941036690² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1765625 + ... + 2402355.

It is an arithmetic number, because the mean of its divisors is an integer number (75013396920).

Almost surely, 2^{1326941036690} is an apocalyptic number.

1326941036690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1326941036690 is a deficient number, since it is larger than the sum of its proper divisors (1073487664750).

1326941036690 is a wasteful number, since it uses less digits than its factorization.

1326941036690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637778.

The product of its (nonzero) digits is 1259712, while the sum is 50.

The spelling of 1326941036690 in words is "one trillion, three hundred twenty-six billion, nine hundred forty-one million, thirty-six thousand, six hundred ninety".