51352614669550 has 24 divisors (see below), whose sum is σ = 95516206790256. Its totient is φ = 20540971995840.

The previous prime is 51352614669541. The next prime is 51352614669611. The reversal of 51352614669550 is 5596641625315.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13449802 + ... + 16840498.

It is an arithmetic number, because the mean of its divisors is an integer number (3979841949594).

Almost surely, 2^{51352614669550} is an apocalyptic number.

51352614669550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

51352614669550 is a deficient number, since it is larger than the sum of its proper divisors (44163592120706).

51352614669550 is a wasteful number, since it uses less digits than its factorization.

51352614669550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3693612 (or 3693607 counting only the distinct ones).

The product of its (nonzero) digits is 29160000, while the sum is 58.

The spelling of 51352614669550 in words is "fifty-one trillion, three hundred fifty-two billion, six hundred fourteen million, six hundred sixty-nine thousand, five hundred fifty".