2651625828 has 48 divisors (see below), whose sum is σ = 7004309760. Its totient is φ = 867196512.

The previous prime is 2651625803. The next prime is 2651625839. The reversal of 2651625828 is 8285261562.

It is a happy number.

2651625828 is a `hidden beast` number, since 2 + 6 + 5 + 1 + 62 + 582 + 8 = 666.

It is a super-2 number, since 2×2651625828² = 14062239063433371168, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225900 + ... + 237347.

It is an arithmetic number, because the mean of its divisors is an integer number (145923120).

Almost surely, 2^2651625828 is an apocalyptic number.

It is an amenable number.

2651625828 is an abundant number, since it is smaller than the sum of its proper divisors (4352683932).

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

2651625828 is a wasteful number, since it uses less digits than its factorization.

2651625828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463313 (or 463305 counting only the distinct ones).

The product of its digits is 460800, while the sum is 45.

The square root of 2651625828 is about 51493.9397210973. The cubic root of 2651625828 is about 1384.1104477384.

The spelling of 2651625828 in words is "two billion, six hundred fifty-one million, six hundred twenty-five thousand, eight hundred twenty-eight".