51425045410 has 8 divisors (see below), whose sum is σ = 92565081756. Its totient is φ = 20570018160.

The previous prime is 51425045389. The next prime is 51425045449. The reversal of 51425045410 is 1454052415.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 51189515001 + 235530409 = 226251^2 + 15347^2 .

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

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, 2571252261 + ... + 2571252280.

Almost surely, 2^51425045410 is an apocalyptic number.

51425045410 is a deficient number, since it is larger than the sum of its proper divisors (41140036346).

51425045410 is a wasteful number, since it uses less digits than its factorization.

51425045410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5142504548.

The product of its (nonzero) digits is 16000, while the sum is 31.

Adding to 51425045410 its reverse (1454052415), we get a palindrome (52879097825).

The spelling of 51425045410 in words is "fifty-one billion, four hundred twenty-five million, forty-five thousand, four hundred ten".