2051455110 has 64 divisors (see below), whose sum is σ = 5259390912. Its totient is φ = 510304256.

The previous prime is 2051455079. The next prime is 2051455117. The reversal of 2051455110 is 115541502.

It is a super-2 number, since 2×2051455110² = 8416936136690224200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2051455117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39832 + ... + 75428.

It is an arithmetic number, because the mean of its divisors is an integer number (82177983).

Almost surely, 2^2051455110 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2051455110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2629695456).

2051455110 is an abundant number, since it is smaller than the sum of its proper divisors (3207935802).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2051455110 is a wasteful number, since it uses less digits than its factorization.

2051455110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35737.

The product of its (nonzero) digits is 1000, while the sum is 24.

The square root of 2051455110 is about 45292.9918420058. The cubic root of 2051455110 is about 1270.6345868633.

Adding to 2051455110 its reverse (115541502), we get a palindrome (2166996612).

The spelling of 2051455110 in words is "two billion, fifty-one million, four hundred fifty-five thousand, one hundred ten".