51401043215024 has 20 divisors (see below), whose sum is σ = 99615585079920. Its totient is φ = 25693795452480.

The previous prime is 51401043215023. The next prime is 51401043215111. The reversal of 51401043215024 is 42051234010415.

It is not an unprimeable number, because it can be changed into a prime (51401043215023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420321644 + ... + 420443915.

It is an arithmetic number, because the mean of its divisors is an integer number (4980779253996).

Almost surely, 2^{51401043215024} is an apocalyptic number.

It is an amenable number.

51401043215024 is a deficient number, since it is larger than the sum of its proper divisors (48214541864896).

51401043215024 is a wasteful number, since it uses less digits than its factorization.

51401043215024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840769388 (or 840769382 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 51401043215024 its reverse (42051234010415), we get a palindrome (93452277225439).

The spelling of 51401043215024 in words is "fifty-one trillion, four hundred one billion, forty-three million, two hundred fifteen thousand, twenty-four".