51413005511 has 8 divisors (see below), whose sum is σ = 60783849120. Its totient is φ = 42548694048.

The previous prime is 51413005481. The next prime is 51413005537. The reversal of 51413005511 is 11550031415.

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

It is not a de Polignac number, because 51413005511 - 2¹⁸ = 51412743367 is a prime.

It is a super-2 number, since 2×51413005511² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51413005571) 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, 126632816 + ... + 126633221.

It is an arithmetic number, because the mean of its divisors is an integer number (7597981140).

Almost surely, 2^51413005511 is an apocalyptic number.

51413005511 is a deficient number, since it is larger than the sum of its proper divisors (9370843609).

51413005511 is a wasteful number, since it uses less digits than its factorization.

51413005511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253266073.

The product of its (nonzero) digits is 1500, while the sum is 26.

Adding to 51413005511 its reverse (11550031415), we get a palindrome (62963036926).

The spelling of 51413005511 in words is "fifty-one billion, four hundred thirteen million, five thousand, five hundred eleven".