2629988546 has 4 divisors (see below), whose sum is σ = 3944982822. Its totient is φ = 1314994272.

The previous prime is 2629988533. The next prime is 2629988549. The reversal of 2629988546 is 6458899262.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1379305321 + 1250683225 = 37139^2 + 35365^2 .

It is not an unprimeable number, because it can be changed into a prime (2629988549) 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 as a sum of consecutive naturals, namely, 657497135 + ... + 657497138.

Almost surely, 2^2629988546 is an apocalyptic number.

2629988546 is a deficient number, since it is larger than the sum of its proper divisors (1314994276).

2629988546 is a wasteful number, since it uses less digits than its factorization.

2629988546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1314994275.

The product of its digits is 14929920, while the sum is 59.

The square root of 2629988546 is about 51283.4139464213. The cubic root of 2629988546 is about 1380.3353777747.

The spelling of 2629988546 in words is "two billion, six hundred twenty-nine million, nine hundred eighty-eight thousand, five hundred forty-six".