5111042010550 has 192 divisors, whose sum is σ = 11734361809920. Its totient is φ = 1617480184320.

The previous prime is 5111042010517. The next prime is 5111042010559. The reversal of 5111042010550 is 550102401115.

It is a super-2 number, since 2×5111042010550² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5111042010559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 522222757 + ... + 522232543.

It is an arithmetic number, because the mean of its divisors is an integer number (61116467760).

Almost surely, 2^{5111042010550} is an apocalyptic number.

5111042010550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5111042010550 is an abundant number, since it is smaller than the sum of its proper divisors (6623319799370).

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

5111042010550 is a wasteful number, since it uses less digits than its factorization.

5111042010550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12095 (or 12090 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 25.

Adding to 5111042010550 its reverse (550102401115), we get a palindrome (5661144411665).

The spelling of 5111042010550 in words is "five trillion, one hundred eleven billion, forty-two million, ten thousand, five hundred fifty".