1342851820533 has 24 divisors (see below), whose sum is σ = 2070520246080. Its totient is φ = 836171622720.

The previous prime is 1342851820529. The next prime is 1342851820547. The reversal of 1342851820533 is 3350281582431.

1342851820533 is a `hidden beast` number, since 1 + 3 + 4 + 2 + 85 + 18 + 20 + 533 = 666.

It is not a de Polignac number, because 1342851820533 - 2² = 1342851820529 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342851820523) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55290216 + ... + 55314497.

It is an arithmetic number, because the mean of its divisors is an integer number (86271676920).

Almost surely, 2^{1342851820533} is an apocalyptic number.

It is an amenable number.

1342851820533 is a deficient number, since it is larger than the sum of its proper divisors (727668425547).

1342851820533 is a wasteful number, since it uses less digits than its factorization.

1342851820533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110604809 (or 110604806 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The spelling of 1342851820533 in words is "one trillion, three hundred forty-two billion, eight hundred fifty-one million, eight hundred twenty thousand, five hundred thirty-three".