2755374664 has 24 divisors (see below), whose sum is σ = 6009810390. Its totient is φ = 1180874688.

The previous prime is 2755374641. The next prime is 2755374673. The reversal of 2755374664 is 4664735572.

It can be written as a sum of positive squares in only one way, i.e., 1767529764 + 987844900 = 42042^2 + 31430^2 .

It is a super-2 number, since 2×2755374664² = 15184179078026225792, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3514117 + ... + 3514900.

Almost surely, 2^2755374664 is an apocalyptic number.

It is an amenable number.

2755374664 is an abundant number, since it is smaller than the sum of its proper divisors (3254435726).

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

2755374664 is a wasteful number, since it uses less digits than its factorization.

2755374664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7029037 (or 7029026 counting only the distinct ones).

The product of its digits is 4233600, while the sum is 49.

The square root of 2755374664 is about 52491.6628046778. The cubic root of 2755374664 is about 1401.9317998330.

The spelling of 2755374664 in words is "two billion, seven hundred fifty-five million, three hundred seventy-four thousand, six hundred sixty-four".