2452402225640 has 16 divisors (see below), whose sum is σ = 5517905007780. Its totient is φ = 980960890240.

The previous prime is 2452402225591. The next prime is 2452402225703. The reversal of 2452402225640 is 465222042542.

It can be written as a sum of positive squares in 2 ways, for example, as 2376919059076 + 75483166564 = 1541726^2 + 274742^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2452402225594 and 2452402225603.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30655027781 + ... + 30655027860.

Almost surely, 2^{2452402225640} is an apocalyptic number.

2452402225640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2452402225640 is an abundant number, since it is smaller than the sum of its proper divisors (3065502782140).

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

2452402225640 is a wasteful number, since it uses less digits than its factorization.

2452402225640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61310055652 (or 61310055648 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 38.

The spelling of 2452402225640 in words is "two trillion, four hundred fifty-two billion, four hundred two million, two hundred twenty-five thousand, six hundred forty".