1662110163553 has 8 divisors (see below), whose sum is σ = 1899564726080. Its totient is φ = 1424658164400.

The previous prime is 1662110163503. The next prime is 1662110163557. The reversal of 1662110163553 is 3553610112661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1662110163553 - 2¹⁷ = 1662110032481 is a prime.

It is a super-2 number, since 2×1662110163553² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1662110163557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1043878 + ... + 2100928.

It is an arithmetic number, because the mean of its divisors is an integer number (237445590760).

Almost surely, 2^{1662110163553} is an apocalyptic number.

It is an amenable number.

1662110163553 is a deficient number, since it is larger than the sum of its proper divisors (237454562527).

1662110163553 is a wasteful number, since it uses less digits than its factorization.

1662110163553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1281687.

The product of its (nonzero) digits is 97200, while the sum is 40.

The spelling of 1662110163553 in words is "one trillion, six hundred sixty-two billion, one hundred ten million, one hundred sixty-three thousand, five hundred fifty-three".