51554245325334 has 16 divisors (see below), whose sum is σ = 104856092187840. Its totient is φ = 16893481518920.

The previous prime is 51554245325311. The next prime is 51554245325339. The reversal of 51554245325334 is 43352354245515.

It is a super-2 number, since 2×51554245325334² (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 (51554245325339) 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, 72816730332 + ... + 72816731039.

It is an arithmetic number, because the mean of its divisors is an integer number (6553505761740).

Almost surely, 2^{51554245325334} is an apocalyptic number.

51554245325334 is an abundant number, since it is smaller than the sum of its proper divisors (53301846862506).

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

51554245325334 is a wasteful number, since it uses less digits than its factorization.

51554245325334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145633461435.

The product of its digits is 21600000, while the sum is 51.

The spelling of 51554245325334 in words is "fifty-one trillion, five hundred fifty-four billion, two hundred forty-five million, three hundred twenty-five thousand, three hundred thirty-four".