51110225542126 has 4 divisors (see below), whose sum is σ = 76665338313192. Its totient is φ = 25555112771062.

The previous prime is 51110225542043. The next prime is 51110225542127. The reversal of 51110225542126 is 62124552201115.

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

It is a super-2 number, since 2×51110225542126² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51110225542127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12777556385530 + ... + 12777556385533.

It is an arithmetic number, because the mean of its divisors is an integer number (19166334578298).

Almost surely, 2^{51110225542126} is an apocalyptic number.

51110225542126 is a deficient number, since it is larger than the sum of its proper divisors (25555112771066).

51110225542126 is a wasteful number, since it uses less digits than its factorization.

51110225542126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25555112771065.

The product of its (nonzero) digits is 48000, while the sum is 37.

The spelling of 51110225542126 in words is "fifty-one trillion, one hundred ten billion, two hundred twenty-five million, five hundred forty-two thousand, one hundred twenty-six".