2646455802 has 32 divisors (see below), whose sum is σ = 5468014080. Its totient is φ = 853013760.

The previous prime is 2646455789. The next prime is 2646455879. The reversal of 2646455802 is 2085546462.

It is a happy number.

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, 261574 + ... + 271502.

It is an arithmetic number, because the mean of its divisors is an integer number (170875440).

Almost surely, 2^2646455802 is an apocalyptic number.

2646455802 is an abundant number, since it is smaller than the sum of its proper divisors (2821558278).

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

2646455802 is a wasteful number, since it uses less digits than its factorization.

2646455802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11398.

The product of its (nonzero) digits is 460800, while the sum is 42.

The square root of 2646455802 is about 51443.7148930751. The cubic root of 2646455802 is about 1383.2103027887.

The spelling of 2646455802 in words is "two billion, six hundred forty-six million, four hundred fifty-five thousand, eight hundred two".