5173155577440 has 336 divisors, whose sum is σ = 18400120776576. Its totient is φ = 1373776588800.

The previous prime is 5173155577427. The next prime is 5173155577483. The reversal of 5173155577440 is 447755513715.

5173155577440 is a `hidden beast` number, since 5 + 1 + 7 + 3 + 15 + 557 + 74 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 28018225 + ... + 28202255.

It is an arithmetic number, because the mean of its divisors is an integer number (54762264216).

Almost surely, 2^{5173155577440} 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 5173155577440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9200060388288).

5173155577440 is an abundant number, since it is smaller than the sum of its proper divisors (13226965199136).

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

5173155577440 is a wasteful number, since it uses less digits than its factorization.

5173155577440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184305 (or 184282 counting only the distinct ones).

The product of its (nonzero) digits is 10290000, while the sum is 54.

The spelling of 5173155577440 in words is "five trillion, one hundred seventy-three billion, one hundred fifty-five million, five hundred seventy-seven thousand, four hundred forty".