51326146110 has 32 divisors (see below), whose sum is σ = 128538524160. Its totient is φ = 13091886368.

The previous prime is 51326146051. The next prime is 51326146111. The reversal of 51326146110 is 1164162315.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51326146111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37192170 + ... + 37193549.

It is an arithmetic number, because the mean of its divisors is an integer number (4016828880).

Almost surely, 2^51326146110 is an apocalyptic number.

51326146110 is an abundant number, since it is smaller than the sum of its proper divisors (77212378050).

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

51326146110 is a wasteful number, since it uses less digits than its factorization.

51326146110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74385752.

The product of its (nonzero) digits is 4320, while the sum is 30.

The spelling of 51326146110 in words is "fifty-one billion, three hundred twenty-six million, one hundred forty-six thousand, one hundred ten".