51010501106100 has 72 divisors (see below), whose sum is σ = 147772369581088. Its totient is φ = 13586027356800.

The previous prime is 51010501106077. The next prime is 51010501106107. The reversal of 51010501106100 is 160110501015.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51010501106107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 104587159 + ... + 105073758.

Almost surely, 2^{51010501106100} is an apocalyptic number.

51010501106100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

51010501106100 is an abundant number, since it is smaller than the sum of its proper divisors (96761868474988).

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

51010501106100 is a wasteful number, since it uses less digits than its factorization.

51010501106100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209661745 (or 209661738 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 21.

Adding to 51010501106100 its reverse (160110501015), we get a palindrome (51170611607115).

The spelling of 51010501106100 in words is "fifty-one trillion, ten billion, five hundred one million, one hundred six thousand, one hundred".