51002244053 has 8 divisors (see below), whose sum is σ = 51324891072. Its totient is φ = 50679802656.

The previous prime is 51002244037. The next prime is 51002244061. The reversal of 51002244053 is 35044220015.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 51002244053 - 2⁴ = 51002244037 is a prime.

It is a super-3 number, since 3×51002244053³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51002244253) 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, 462401 + ... + 561977.

It is an arithmetic number, because the mean of its divisors is an integer number (6415611384).

Almost surely, 2^51002244053 is an apocalyptic number.

It is an amenable number.

51002244053 is a deficient number, since it is larger than the sum of its proper divisors (322647019).

51002244053 is a wasteful number, since it uses less digits than its factorization.

51002244053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102811.

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 51002244053 its reverse (35044220015), we get a palindrome (86046464068).

The spelling of 51002244053 in words is "fifty-one billion, two million, two hundred forty-four thousand, fifty-three".