2629864491 has 8 divisors (see below), whose sum is σ = 3506943120. Its totient is φ = 1753014432.

The previous prime is 2629864483. The next prime is 2629864519. The reversal of 2629864491 is 1944689262.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2629864491 - 2³ = 2629864483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2629864421) 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, 28200 + ... + 77813.

It is an arithmetic number, because the mean of its divisors is an integer number (438367890).

Almost surely, 2^2629864491 is an apocalyptic number.

2629864491 is a deficient number, since it is larger than the sum of its proper divisors (877078629).

2629864491 is a wasteful number, since it uses less digits than its factorization.

2629864491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114285.

The product of its digits is 1492992, while the sum is 51.

The square root of 2629864491 is about 51282.2044280470. The cubic root of 2629864491 is about 1380.3136742330.

The spelling of 2629864491 in words is "two billion, six hundred twenty-nine million, eight hundred sixty-four thousand, four hundred ninety-one".