7278001152 has 88 divisors (see below), whose sum is σ = 19541251536. Its totient is φ = 2408153088.

The previous prime is 7278001147. The next prime is 7278001169. The reversal of 7278001152 is 2511008727.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 412218 + ... + 429510.

Almost surely, 2^7278001152 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 7278001152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9770625768).

7278001152 is an abundant number, since it is smaller than the sum of its proper divisors (12263250384).

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

7278001152 is a wasteful number, since it uses less digits than its factorization.

7278001152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17453 (or 17435 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 33.

The square root of 7278001152 is about 85311.2017967160. The cubic root of 7278001152 is about 1937.9268206086.

Adding to 7278001152 its reverse (2511008727), we get a palindrome (9789009879).

The spelling of 7278001152 in words is "seven billion, two hundred seventy-eight million, one thousand, one hundred fifty-two".