51337630126 has 4 divisors (see below), whose sum is σ = 77006445192. Its totient is φ = 25668815062.

The previous prime is 51337630117. The next prime is 51337630181. The reversal of 51337630126 is 62103673315.

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, 12834407530 + ... + 12834407533.

It is an arithmetic number, because the mean of its divisors is an integer number (19251611298).

Almost surely, 2^51337630126 is an apocalyptic number.

51337630126 is a deficient number, since it is larger than the sum of its proper divisors (25668815066).

51337630126 is a wasteful number, since it uses less digits than its factorization.

51337630126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25668815065.

The product of its (nonzero) digits is 68040, while the sum is 37.

The spelling of 51337630126 in words is "fifty-one billion, three hundred thirty-seven million, six hundred thirty thousand, one hundred twenty-six".