2451455340025 has 6 divisors (see below), whose sum is σ = 3039804621662. Its totient is φ = 1961164272000.

The previous prime is 2451455339989. The next prime is 2451455340043. The reversal of 2451455340025 is 5200435541542.

It can be written as a sum of positive squares in 3 ways, for example, as 32071079056 + 2419384260969 = 179084^2 + 1555437^2 .

It is not a de Polignac number, because 2451455340025 - 2⁷ = 2451455339897 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2451455340025.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 49029106776 + ... + 49029106825.

Almost surely, 2^{2451455340025} is an apocalyptic number.

2451455340025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2451455340025 is a deficient number, since it is larger than the sum of its proper divisors (588349281637).

2451455340025 is an equidigital number, since it uses as much as digits as its factorization.

2451455340025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98058213611 (or 98058213606 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 40.

The spelling of 2451455340025 in words is "two trillion, four hundred fifty-one billion, four hundred fifty-five million, three hundred forty thousand, twenty-five".