51151263350632 has 16 divisors (see below), whose sum is σ = 95910196594500. Its totient is φ = 25575210925440.

The previous prime is 51151263350623. The next prime is 51151263350647. The reversal of 51151263350632 is 23605336215115.

It can be written as a sum of positive squares in 2 ways, for example, as 51065230248036 + 86033102596 = 7145994^2 + 293314^2 .

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, 52076757 + ... + 53049892.

Almost surely, 2^{51151263350632} is an apocalyptic number.

It is an amenable number.

51151263350632 is a deficient number, since it is larger than the sum of its proper divisors (44758933243868).

51151263350632 is a wasteful number, since it uses less digits than its factorization.

51151263350632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105187476 (or 105187472 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 43.

Adding to 51151263350632 its reverse (23605336215115), we get a palindrome (74756599565747).

The spelling of 51151263350632 in words is "fifty-one trillion, one hundred fifty-one billion, two hundred sixty-three million, three hundred fifty thousand, six hundred thirty-two".