2651455628 has 12 divisors (see below), whose sum is σ = 4641476112. Its totient is φ = 1325319600.

The previous prime is 2651455627. The next prime is 2651455633. The reversal of 2651455628 is 8265541562.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2651455621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87200 + ... + 113607.

It is an arithmetic number, because the mean of its divisors is an integer number (386789676).

Almost surely, 2^2651455628 is an apocalyptic number.

It is an amenable number.

2651455628 is a deficient number, since it is larger than the sum of its proper divisors (1990020484).

2651455628 is a wasteful number, since it uses less digits than its factorization.

2651455628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204112 (or 204110 counting only the distinct ones).

The product of its digits is 576000, while the sum is 44.

The square root of 2651455628 is about 51492.2870729200. The cubic root of 2651455628 is about 1384.0808331228.

The spelling of 2651455628 in words is "two billion, six hundred fifty-one million, four hundred fifty-five thousand, six hundred twenty-eight".