1641375465326 has 16 divisors (see below), whose sum is σ = 2468197562688. Its totient is φ = 818645436000.

The previous prime is 1641375465299. The next prime is 1641375465349. The reversal of 1641375465326 is 6235645731461.

It is a happy number.

It is a super-2 number, since 2×1641375465326² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 697211 + ... + 1941353.

It is an arithmetic number, because the mean of its divisors is an integer number (154262347668).

Almost surely, 2^{1641375465326} is an apocalyptic number.

1641375465326 is a deficient number, since it is larger than the sum of its proper divisors (826822097362).

1641375465326 is a wasteful number, since it uses less digits than its factorization.

1641375465326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1245787.

The product of its digits is 10886400, while the sum is 53.

The spelling of 1641375465326 in words is "one trillion, six hundred forty-one billion, three hundred seventy-five million, four hundred sixty-five thousand, three hundred twenty-six".