51340508736626 has 16 divisors (see below), whose sum is σ = 77097001668480. Its totient is φ = 25641509428080.

The previous prime is 51340508736619. The next prime is 51340508736653. The reversal of 51340508736626 is 62663780504315.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89189705 + ... + 89763491.

It is an arithmetic number, because the mean of its divisors is an integer number (4818562604280).

Almost surely, 2^{51340508736626} is an apocalyptic number.

51340508736626 is a deficient number, since it is larger than the sum of its proper divisors (25756492931854).

51340508736626 is a wasteful number, since it uses less digits than its factorization.

51340508736626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623809.

The product of its (nonzero) digits is 21772800, while the sum is 56.

The spelling of 51340508736626 in words is "fifty-one trillion, three hundred forty billion, five hundred eight million, seven hundred thirty-six thousand, six hundred twenty-six".