51111014334 has 32 divisors (see below), whose sum is σ = 108287537280. Its totient is φ = 16037510112.

The previous prime is 51111014329. The next prime is 51111014351. The reversal of 51111014334 is 43341011115.

It is a super-2 number, since 2×51111014334² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1409944 + ... + 1445739.

It is an arithmetic number, because the mean of its divisors is an integer number (3383985540).

Almost surely, 2^51111014334 is an apocalyptic number.

51111014334 is an abundant number, since it is smaller than the sum of its proper divisors (57176522946).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51111014334 is a wasteful number, since it uses less digits than its factorization.

51111014334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2855864.

The product of its (nonzero) digits is 720, while the sum is 24.

Adding to 51111014334 its reverse (43341011115), we get a palindrome (94452025449).

The spelling of 51111014334 in words is "fifty-one billion, one hundred eleven million, fourteen thousand, three hundred thirty-four".