5451267171064 has 128 divisors (see below), whose sum is σ = 12038999374080. Its totient is φ = 2281353984000.

The previous prime is 5451267171023. The next prime is 5451267171067. The reversal of 5451267171064 is 4601717621545.

It is a junction number, because it is equal to n+sod(n) for n = 5451267170999 and 5451267171017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5451267171067) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1172061139 + ... + 1172065789.

It is an arithmetic number, because the mean of its divisors is an integer number (94054682610).

Almost surely, 2^{5451267171064} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5451267171064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6019499687040).

5451267171064 is an abundant number, since it is smaller than the sum of its proper divisors (6587732203016).

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

5451267171064 is a wasteful number, since it uses less digits than its factorization.

5451267171064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7101 (or 7097 counting only the distinct ones).

The product of its (nonzero) digits is 1411200, while the sum is 49.

The spelling of 5451267171064 in words is "five trillion, four hundred fifty-one billion, two hundred sixty-seven million, one hundred seventy-one thousand, sixty-four".