1748031140856 has 512 divisors, whose sum is σ = 6040436613120. Its totient is φ = 406811289600.

The previous prime is 1748031140833. The next prime is 1748031140879. The reversal of 1748031140856 is 6580411308471.

It is an interprime number because it is at equal distance from previous prime (1748031140833) and next prime (1748031140879).

It is a super-2 number, since 2×1748031140856² (a number of 25 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 127 ways as a sum of consecutive naturals, for example, 415108591 + ... + 415112801.

It is an arithmetic number, because the mean of its divisors is an integer number (11797727760).

Almost surely, 2^{1748031140856} 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 1748031140856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3020218306560).

1748031140856 is an abundant number, since it is smaller than the sum of its proper divisors (4292405472264).

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

1748031140856 is a wasteful number, since it uses less digits than its factorization.

1748031140856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4755 (or 4751 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 48.

The spelling of 1748031140856 in words is "one trillion, seven hundred forty-eight billion, thirty-one million, one hundred forty thousand, eight hundred fifty-six".