2651452720 has 60 divisors (see below), whose sum is σ = 7171107984. Its totient is φ = 909068160.

The previous prime is 2651452681. The next prime is 2651452751. The reversal of 2651452720 is 272541562.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 334276 + ... + 342115.

Almost surely, 2^2651452720 is an apocalyptic number.

2651452720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2651452720 is an abundant number, since it is smaller than the sum of its proper divisors (4519655264).

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

2651452720 is a wasteful number, since it uses less digits than its factorization.

2651452720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676418 (or 676405 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 2651452720 is about 51492.2588356735. The cubic root of 2651452720 is about 1384.0803271230.

The spelling of 2651452720 in words is "two billion, six hundred fifty-one million, four hundred fifty-two thousand, seven hundred twenty".