2621608495 has 16 divisors (see below), whose sum is σ = 3483151488. Its totient is φ = 1878164640.

The previous prime is 2621608489. The next prime is 2621608499. The reversal of 2621608495 is 5948061262.

It is not a de Polignac number, because 2621608495 - 2³ = 2621608487 is a prime.

It is a super-2 number, since 2×2621608495² = 13745662202112330050, which contains 22 as substring.

It is a Duffinian number.

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 polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 352029 + ... + 359398.

It is an arithmetic number, because the mean of its divisors is an integer number (217696968).

Almost surely, 2^2621608495 is an apocalyptic number.

2621608495 is a deficient number, since it is larger than the sum of its proper divisors (861542993).

2621608495 is a wasteful number, since it uses less digits than its factorization.

2621608495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711510.

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 2621608495 is about 51201.6454325445. The cubic root of 2621608495 is about 1378.8677429368.

It can be divided in two parts, 2621 and 608495, that added together give a palindrome (611116).

The spelling of 2621608495 in words is "two billion, six hundred twenty-one million, six hundred eight thousand, four hundred ninety-five".