2406609255625 has 15 divisors (see below), whose sum is σ = 3007347390003. Its totient is φ = 1925256378000.

The previous prime is 2406609255613. The next prime is 2406609255637. The reversal of 2406609255625 is 5265529066042.

The square root of 2406609255625 is 1551325.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (2406609255613) and next prime (2406609255637).

It can be written as a sum of positive squares in 7 ways, for example, as 2130820431289 + 275788824336 = 1459733^2 + 525156^2 .

It is not a de Polignac number, because 2406609255625 - 2²³ = 2406600867017 is a prime.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 38752099 + ... + 38814151.

Almost surely, 2^{2406609255625} is an apocalyptic number.

2406609255625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2406609255625 is the 1551325-th square number.

2406609255625 is the 775663-rd centered octagonal number.

It is an amenable number.

2406609255625 is a deficient number, since it is larger than the sum of its proper divisors (600738134378).

2406609255625 is an frugal number, since it uses more digits than its factorization.

2406609255625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124126 (or 62058 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 52.

The spelling of 2406609255625 in words is "two trillion, four hundred six billion, six hundred nine million, two hundred fifty-five thousand, six hundred twenty-five".