51433054202 has 8 divisors (see below), whose sum is σ = 79234705236. Its totient is φ = 25021485792.

The previous prime is 51433054187. The next prime is 51433054219. The reversal of 51433054202 is 20245033415.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 43123090921 + 8309963281 = 207661^2 + 91159^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 347520563 + ... + 347520710.

Almost surely, 2^51433054202 is an apocalyptic number.

51433054202 is a deficient number, since it is larger than the sum of its proper divisors (27801651034).

51433054202 is a wasteful number, since it uses less digits than its factorization.

51433054202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695041312.

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 51433054202 its reverse (20245033415), we get a palindrome (71678087617).

The spelling of 51433054202 in words is "fifty-one billion, four hundred thirty-three million, fifty-four thousand, two hundred two".