1641375465327 has 32 divisors (see below), whose sum is σ = 2674436136960. Its totient is φ = 988586195040.

The previous prime is 1641375465299. The next prime is 1641375465349. The reversal of 1641375465327 is 7235645731461.

1641375465327 is a `hidden beast` number, since 1 + 6 + 41 + 3 + 7 + 546 + 53 + 2 + 7 = 666.

It is not a de Polignac number, because 1641375465327 - 2⁸ = 1641375465071 is a prime.

It is a super-2 number, since 2×1641375465327² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1641375465377) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49731199 + ... + 49764192.

It is an arithmetic number, because the mean of its divisors is an integer number (83576129280).

Almost surely, 2^{1641375465327} is an apocalyptic number.

1641375465327 is a deficient number, since it is larger than the sum of its proper divisors (1033060671633).

1641375465327 is a wasteful number, since it uses less digits than its factorization.

1641375465327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99495460 (or 99495454 counting only the distinct ones).

The product of its digits is 12700800, while the sum is 54.

The spelling of 1641375465327 in words is "one trillion, six hundred forty-one billion, three hundred seventy-five million, four hundred sixty-five thousand, three hundred twenty-seven".