2758772352 has 128 divisors (see below), whose sum is σ = 8739164160. Its totient is φ = 753933312.

The previous prime is 2758772339. The next prime is 2758772381. The reversal of 2758772352 is 2532778572.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×2758772352² = 15221649780319223808, which contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39513 + ... + 84135.

It is an arithmetic number, because the mean of its divisors is an integer number (68274720).

Almost surely, 2^2758772352 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 2758772352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4369582080).

2758772352 is an abundant number, since it is smaller than the sum of its proper divisors (5980391808).

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

2758772352 is a wasteful number, since it uses less digits than its factorization.

2758772352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44670 (or 44658 counting only the distinct ones).

The product of its digits is 1646400, while the sum is 48.

The square root of 2758772352 is about 52524.0169065543. The cubic root of 2758772352 is about 1402.5078098580.

The spelling of 2758772352 in words is "two billion, seven hundred fifty-eight million, seven hundred seventy-two thousand, three hundred fifty-two".