500051105554 has 64 divisors (see below), whose sum is σ = 1030516945920. Its totient is φ = 175656237120.

The previous prime is 500051105551. The next prime is 500051105557. The reversal of 500051105554 is 455501150005.

It is an interprime number because it is at equal distance from previous prime (500051105551) and next prime (500051105557).

It is a super-2 number, since 2×500051105554² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (500051105551) 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, 2818284 + ... + 2990455.

It is an arithmetic number, because the mean of its divisors is an integer number (16101827280).

Almost surely, 2^500051105554 is an apocalyptic number.

500051105554 is an abundant number, since it is smaller than the sum of its proper divisors (530465840366).

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

500051105554 is a wasteful number, since it uses less digits than its factorization.

500051105554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5808815.

The product of its (nonzero) digits is 12500, while the sum is 31.

Adding to 500051105554 its reverse (455501150005), we get a palindrome (955552255559).

The spelling of 500051105554 in words is "five hundred billion, fifty-one million, one hundred five thousand, five hundred fifty-four".