51151002411 has 4 divisors (see below), whose sum is σ = 68201336552. Its totient is φ = 34100668272.

The previous prime is 51151002341. The next prime is 51151002431. The reversal of 51151002411 is 11420015115.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-51151002411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51151002431) 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, 8525167066 + ... + 8525167071.

It is an arithmetic number, because the mean of its divisors is an integer number (17050334138).

Almost surely, 2^51151002411 is an apocalyptic number.

51151002411 is a deficient number, since it is larger than the sum of its proper divisors (17050334141).

51151002411 is a wasteful number, since it uses less digits than its factorization.

51151002411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17050334140.

The product of its (nonzero) digits is 200, while the sum is 21.

Adding to 51151002411 its reverse (11420015115), we get a palindrome (62571017526).

The spelling of 51151002411 in words is "fifty-one billion, one hundred fifty-one million, two thousand, four hundred eleven".