1853055306553 has 8 divisors (see below), whose sum is σ = 2029029808320. Its totient is φ = 1678333292880.

The previous prime is 1853055306533. The next prime is 1853055306577. The reversal of 1853055306553 is 3556035503581.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1853055306553 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1853055306497 and 1853055306506.

It is not an unprimeable number, because it can be changed into a prime (1853055306523) 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, 313118925 + ... + 313124842.

It is an arithmetic number, because the mean of its divisors is an integer number (253628726040).

Almost surely, 2^{1853055306553} is an apocalyptic number.

It is an amenable number.

1853055306553 is a deficient number, since it is larger than the sum of its proper divisors (175974501767).

1853055306553 is a wasteful number, since it uses less digits than its factorization.

1853055306553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626244047.

The product of its (nonzero) digits is 4050000, while the sum is 49.

The spelling of 1853055306553 in words is "one trillion, eight hundred fifty-three billion, fifty-five million, three hundred six thousand, five hundred fifty-three".