51352152477 has 8 divisors (see below), whose sum is σ = 68475888864. Its totient is φ = 34231592208.

The previous prime is 51352152421. The next prime is 51352152493. The reversal of 51352152477 is 77425125315.

It is a happy number.

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

It is not a de Polignac number, because 51352152477 - 2¹⁰ = 51352151453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51352152377) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 756043 + ... + 821160.

It is an arithmetic number, because the mean of its divisors is an integer number (8559486108).

Almost surely, 2^51352152477 is an apocalyptic number.

It is an amenable number.

51352152477 is a deficient number, since it is larger than the sum of its proper divisors (17123736387).

51352152477 is a wasteful number, since it uses less digits than its factorization.

51352152477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1588059.

The product of its digits is 294000, while the sum is 42.

The spelling of 51352152477 in words is "fifty-one billion, three hundred fifty-two million, one hundred fifty-two thousand, four hundred seventy-seven".