2451077928 has 128 divisors (see below), whose sum is σ = 7361625600. Its totient is φ = 751161600.

The previous prime is 2451077921. The next prime is 2451077933. The reversal of 2451077928 is 8297701542.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2451077921) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 759358 + ... + 762578.

It is an arithmetic number, because the mean of its divisors is an integer number (57512700).

Almost surely, 2^2451077928 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 2451077928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3680812800).

2451077928 is an abundant number, since it is smaller than the sum of its proper divisors (4910547672).

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

2451077928 is a wasteful number, since it uses less digits than its factorization.

2451077928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3520 (or 3510 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 45.

The square root of 2451077928 is about 49508.3622027633. The cubic root of 2451077928 is about 1348.2974289905.

It can be divided in two parts, 2451077 and 928, that added together give a triangular number (2452005 = T₂₂₁₄).

The spelling of 2451077928 in words is "two billion, four hundred fifty-one million, seventy-seven thousand, nine hundred twenty-eight".