2652939664 has 40 divisors (see below), whose sum is σ = 5327552120. Its totient is φ = 1278747648.

The previous prime is 2652939613. The next prime is 2652939673. The reversal of 2652939664 is 4669392562.

It can be written as a sum of positive squares in 4 ways, for example, as 1563411600 + 1089528064 = 39540^2 + 33008^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43972 + ... + 85084.

It is an arithmetic number, because the mean of its divisors is an integer number (133188803).

Almost surely, 2^2652939664 is an apocalyptic number.

It is an amenable number.

2652939664 is an abundant number, since it is smaller than the sum of its proper divisors (2674612456).

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

2652939664 is a wasteful number, since it uses less digits than its factorization.

2652939664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41267 (or 41261 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 52.

The square root of 2652939664 is about 51506.6953317722. The cubic root of 2652939664 is about 1384.3390111419.

The spelling of 2652939664 in words is "two billion, six hundred fifty-two million, nine hundred thirty-nine thousand, six hundred sixty-four".