51426808214 has 4 divisors (see below), whose sum is σ = 77140212324. Its totient is φ = 25713404106.

The previous prime is 51426808201. The next prime is 51426808229. The reversal of 51426808214 is 41280862415.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12856702052 + ... + 12856702055.

It is an arithmetic number, because the mean of its divisors is an integer number (19285053081).

Almost surely, 2^51426808214 is an apocalyptic number.

51426808214 is a deficient number, since it is larger than the sum of its proper divisors (25713404110).

51426808214 is a wasteful number, since it uses less digits than its factorization.

51426808214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25713404109.

The product of its (nonzero) digits is 122880, while the sum is 41.

The spelling of 51426808214 in words is "fifty-one billion, four hundred twenty-six million, eight hundred eight thousand, two hundred fourteen".