2652978660 has 48 divisors (see below), whose sum is σ = 7554254400. Its totient is φ = 695469184.

The previous prime is 2652978641. The next prime is 2652978703. The reversal of 2652978660 is 668792562.

2652978660 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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, 371175 + ... + 378254.

It is an arithmetic number, because the mean of its divisors is an integer number (157380300).

Almost surely, 2^2652978660 is an apocalyptic number.

2652978660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2652978660 is an abundant number, since it is smaller than the sum of its proper divisors (4901275740).

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

2652978660 is a wasteful number, since it uses less digits than its factorization.

2652978660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749500 (or 749498 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 51.

The square root of 2652978660 is about 51507.0738831085. The cubic root of 2652978660 is about 1384.3457939849.

The spelling of 2652978660 in words is "two billion, six hundred fifty-two million, nine hundred seventy-eight thousand, six hundred sixty".