51111051014 has 8 divisors (see below), whose sum is σ = 76668929568. Its totient is φ = 25554741160.

The previous prime is 51111051001. The next prime is 51111051031. The reversal of 51111051014 is 41015011115.

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

It is a super-2 number, since 2×51111051014² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 307022 + ... + 443265.

It is an arithmetic number, because the mean of its divisors is an integer number (9583616196).

Almost surely, 2^51111051014 is an apocalyptic number.

51111051014 is a deficient number, since it is larger than the sum of its proper divisors (25557878554).

51111051014 is a wasteful number, since it uses less digits than its factorization.

51111051014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784350.

The product of its (nonzero) digits is 100, while the sum is 20.

Adding to 51111051014 its reverse (41015011115), we get a palindrome (92126062129).

The spelling of 51111051014 in words is "fifty-one billion, one hundred eleven million, fifty-one thousand, fourteen".