51041113321450 has 24 divisors (see below), whose sum is σ = 108498823746912. Its totient is φ = 17499810281520.

The previous prime is 51041113321421. The next prime is 51041113321459. The reversal of 51041113321450 is 5412331114015.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (51041113321459) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72915875824 + ... + 72915876523.

It is an arithmetic number, because the mean of its divisors is an integer number (4520784322788).

Almost surely, 2^{51041113321450} is an apocalyptic number.

51041113321450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

51041113321450 is an abundant number, since it is smaller than the sum of its proper divisors (57457710425462).

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

51041113321450 is a wasteful number, since it uses less digits than its factorization.

51041113321450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145831752366 (or 145831752361 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 51041113321450 its reverse (5412331114015), we get a palindrome (56453444435465).

The spelling of 51041113321450 in words is "fifty-one trillion, forty-one billion, one hundred thirteen million, three hundred twenty-one thousand, four hundred fifty".