51202166601303 has 16 divisors (see below), whose sum is σ = 75863115417600. Its totient is φ = 34131153530520.

The previous prime is 51202166601253. The next prime is 51202166601319. The reversal of 51202166601303 is 30310666120215.

It is not a de Polignac number, because 51202166601303 - 2¹³ = 51202166593111 is a prime.

It is a super-2 number, since 2×51202166601303² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51202166641303) 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, 100413303 + ... + 100921928.

It is an arithmetic number, because the mean of its divisors is an integer number (4741444713600).

Almost surely, 2^{51202166601303} is an apocalyptic number.

51202166601303 is a deficient number, since it is larger than the sum of its proper divisors (24660948816297).

51202166601303 is a wasteful number, since it uses less digits than its factorization.

51202166601303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201344659 (or 201344653 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The spelling of 51202166601303 in words is "fifty-one trillion, two hundred two billion, one hundred sixty-six million, six hundred one thousand, three hundred three".