2033451020551 has 16 divisors (see below), whose sum is σ = 2145672446400. Its totient is φ = 1923250019328.

The previous prime is 2033451020539. The next prime is 2033451020591. The reversal of 2033451020551 is 1550201543302.

It is a cyclic number.

It is not a de Polignac number, because 2033451020551 - 2⁵ = 2033451020519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2033451020591) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2063245 + ... + 2885113.

It is an arithmetic number, because the mean of its divisors is an integer number (134104527900).

Almost surely, 2^{2033451020551} is an apocalyptic number.

2033451020551 is a deficient number, since it is larger than the sum of its proper divisors (112221425849).

2033451020551 is a wasteful number, since it uses less digits than its factorization.

2033451020551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 823098.

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 2033451020551 its reverse (1550201543302), we get a palindrome (3583652563853).

The spelling of 2033451020551 in words is "two trillion, thirty-three billion, four hundred fifty-one million, twenty thousand, five hundred fifty-one".