51022078839201 has 8 divisors (see below), whose sum is σ = 68032111301440. Its totient is φ = 34013382801552.

The previous prime is 51022078839197. The next prime is 51022078839209. The reversal of 51022078839201 is 10293887022015.

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

It is not a de Polignac number, because 51022078839201 - 2² = 51022078839197 is a prime.

It is a super-2 number, since 2×51022078839201² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51022078839209) 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, 334017061 + ... + 334169778.

It is an arithmetic number, because the mean of its divisors is an integer number (8504013912680).

Almost surely, 2^{51022078839201} is an apocalyptic number.

It is an amenable number.

51022078839201 is a deficient number, since it is larger than the sum of its proper divisors (17010032462239).

51022078839201 is a wasteful number, since it uses less digits than its factorization.

51022078839201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668212295.

The product of its (nonzero) digits is 483840, while the sum is 48.

The spelling of 51022078839201 in words is "fifty-one trillion, twenty-two billion, seventy-eight million, eight hundred thirty-nine thousand, two hundred one".