1641375465253 has 32 divisors (see below), whose sum is σ = 1732041118080. Its totient is φ = 1553811517440.

The previous prime is 1641375465211. The next prime is 1641375465271. The reversal of 1641375465253 is 3525645731461.

It is a cyclic number.

It is not a de Polignac number, because 1641375465253 - 2²⁹ = 1640838594341 is a prime.

It is a super-2 number, since 2×1641375465253² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1641375465253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1641375462253) 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, 535171426 + ... + 535174492.

It is an arithmetic number, because the mean of its divisors is an integer number (54126284940).

Almost surely, 2^{1641375465253} is an apocalyptic number.

It is an amenable number.

1641375465253 is a deficient number, since it is larger than the sum of its proper divisors (90665652827).

1641375465253 is a wasteful number, since it uses less digits than its factorization.

1641375465253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5797.

The product of its digits is 9072000, while the sum is 52.

The spelling of 1641375465253 in words is "one trillion, six hundred forty-one billion, three hundred seventy-five million, four hundred sixty-five thousand, two hundred fifty-three".