2621608494 has 32 divisors (see below), whose sum is σ = 5477842944. Its totient is φ = 834857760.

The previous prime is 2621608489. The next prime is 2621608499. The reversal of 2621608494 is 4948061262.

It is an interprime number because it is at equal distance from previous prime (2621608489) and next prime (2621608499).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2621608499) 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 15 ways as a sum of consecutive naturals, for example, 106579 + ... + 128849.

It is an arithmetic number, because the mean of its divisors is an integer number (171182592).

Almost surely, 2^2621608494 is an apocalyptic number.

2621608494 is an abundant number, since it is smaller than the sum of its proper divisors (2856234450).

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

2621608494 is a wasteful number, since it uses less digits than its factorization.

2621608494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23152.

The product of its (nonzero) digits is 165888, while the sum is 42.

The square root of 2621608494 is about 51201.6454227791. The cubic root of 2621608494 is about 1378.8677427615.

The spelling of 2621608494 in words is "two billion, six hundred twenty-one million, six hundred eight thousand, four hundred ninety-four".