2751397632 has 252 divisors, whose sum is σ = 8605722384. Its totient is φ = 875888640.

The previous prime is 2751397631. The next prime is 2751397633. The reversal of 2751397632 is 2367931572.

2751397632 is a `hidden beast` number, since 2 + 7 + 5 + 1 + 3 + 9 + 7 + 632 = 666.

It is an interprime number because it is at equal distance from previous prime (2751397631) and next prime (2751397633).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2751397631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 4292032 + ... + 4292672.

It is an arithmetic number, because the mean of its divisors is an integer number (34149692).

Almost surely, 2^2751397632 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 2751397632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4302861192).

2751397632 is an abundant number, since it is smaller than the sum of its proper divisors (5854324752).

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

2751397632 is an frugal number, since it uses more digits than its factorization.

2751397632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698 (or 669 counting only the distinct ones).

The product of its digits is 476280, while the sum is 45.

The square root of 2751397632 is about 52453.7666140383. The cubic root of 2751397632 is about 1401.2569717868.

The spelling of 2751397632 in words is "two billion, seven hundred fifty-one million, three hundred ninety-seven thousand, six hundred thirty-two".