2055423451051 has 4 divisors (see below), whose sum is σ = 2057303985952. Its totient is φ = 2053542916152.

The previous prime is 2055423450973. The next prime is 2055423451061. The reversal of 2055423451051 is 1501543245502.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2055423451051 - 2¹¹ = 2055423449003 is a prime.

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 2055423451051.

It is not an unprimeable number, because it can be changed into a prime (2055423451061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 940265811 + ... + 940267996.

It is an arithmetic number, because the mean of its divisors is an integer number (514325996488).

Almost surely, 2^{2055423451051} is an apocalyptic number.

2055423451051 is a deficient number, since it is larger than the sum of its proper divisors (1880534901).

2055423451051 is a wasteful number, since it uses less digits than its factorization.

2055423451051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1880534900.

The product of its (nonzero) digits is 120000, while the sum is 37.

Adding to 2055423451051 its reverse (1501543245502), we get a palindrome (3556966696553).

The spelling of 2055423451051 in words is "two trillion, fifty-five billion, four hundred twenty-three million, four hundred fifty-one thousand, fifty-one".