51061266015422 has 8 divisors (see below), whose sum is σ = 82483583563416. Its totient is φ = 23566738160952.

The previous prime is 51061266015329. The next prime is 51061266015439. The reversal of 51061266015422 is 22451066216015.

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

It is a self number, because there is not a number n which added to its sum of digits gives 51061266015422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 981947423348 + ... + 981947423399.

It is an arithmetic number, because the mean of its divisors is an integer number (10310447945427).

Almost surely, 2^{51061266015422} is an apocalyptic number.

51061266015422 is a deficient number, since it is larger than the sum of its proper divisors (31422317547994).

51061266015422 is a wasteful number, since it uses less digits than its factorization.

51061266015422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1963894846762.

The product of its (nonzero) digits is 172800, while the sum is 41.

The spelling of 51061266015422 in words is "fifty-one trillion, sixty-one billion, two hundred sixty-six million, fifteen thousand, four hundred twenty-two".