51033534230405 has 8 divisors (see below), whose sum is σ = 61248427224984. Its totient is φ = 40821369952000.

The previous prime is 51033534230401. The next prime is 51033534230507. The reversal of 51033534230405 is 50403243533015.

It can be written as a sum of positive squares in 4 ways, for example, as 14832349935841 + 36201184294564 = 3851279^2 + 6016742^2 .

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

It is not a de Polignac number, because 51033534230405 - 2² = 51033534230401 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51033534230401) 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, 682137896 + ... + 682212705.

It is an arithmetic number, because the mean of its divisors is an integer number (7656053403123).

Almost surely, 2^{51033534230405} is an apocalyptic number.

It is an amenable number.

51033534230405 is a deficient number, since it is larger than the sum of its proper divisors (10214892994579).

51033534230405 is a wasteful number, since it uses less digits than its factorization.

51033534230405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1364358087.

The product of its (nonzero) digits is 324000, while the sum is 38.

The spelling of 51033534230405 in words is "fifty-one trillion, thirty-three billion, five hundred thirty-four million, two hundred thirty thousand, four hundred five".