51042253363602 has 16 divisors (see below), whose sum is σ = 107457375502560. Its totient is φ = 16118606325312.

The previous prime is 51042253363601. The next prime is 51042253363679. The reversal of 51042253363602 is 20636335224015.

It is not an unprimeable number, because it can be changed into a prime (51042253363601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223869532183 + ... + 223869532410.

It is an arithmetic number, because the mean of its divisors is an integer number (6716085968910).

Almost surely, 2^{51042253363602} is an apocalyptic number.

51042253363602 is an abundant number, since it is smaller than the sum of its proper divisors (56415122138958).

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

51042253363602 is a wasteful number, since it uses less digits than its factorization.

51042253363602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447739064617.

The product of its (nonzero) digits is 777600, while the sum is 42.

Adding to 51042253363602 its reverse (20636335224015), we get a palindrome (71678588587617).

The spelling of 51042253363602 in words is "fifty-one trillion, forty-two billion, two hundred fifty-three million, three hundred sixty-three thousand, six hundred two".