2664551424 has 88 divisors (see below), whose sum is σ = 7135154208. Its totient is φ = 884039680.

The previous prime is 2664551399. The next prime is 2664551429. The reversal of 2664551424 is 4241554662.

It is a super-2 number, since 2×2664551424² = 14199668582280855552, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2664551429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 695434 + ... + 699254.

Almost surely, 2^2664551424 is an apocalyptic number.

2664551424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2664551424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3567577104).

2664551424 is an abundant number, since it is smaller than the sum of its proper divisors (4470602784).

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

2664551424 is a wasteful number, since it uses less digits than its factorization.

2664551424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4071 (or 4053 counting only the distinct ones).

The product of its digits is 230400, while the sum is 39.

The square root of 2664551424 is about 51619.2931373532. The cubic root of 2664551424 is about 1386.3557948748.

The spelling of 2664551424 in words is "two billion, six hundred sixty-four million, five hundred fifty-one thousand, four hundred twenty-four".