2425777847240 has 128 divisors (see below), whose sum is σ = 5971945449600. Its totient is φ = 879473387520.

The previous prime is 2425777847189. The next prime is 2425777847261. The reversal of 2425777847240 is 427487775242.

It is a self number, because there is not a number n which added to its sum of digits gives 2425777847240.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 221062394 + ... + 221073366.

It is an arithmetic number, because the mean of its divisors is an integer number (46655823825).

Almost surely, 2^{2425777847240} is an apocalyptic number.

2425777847240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2425777847240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2985972724800).

2425777847240 is an abundant number, since it is smaller than the sum of its proper divisors (3546167602360).

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

2425777847240 is a wasteful number, since it uses less digits than its factorization.

2425777847240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12447 (or 12443 counting only the distinct ones).

The product of its (nonzero) digits is 49172480, while the sum is 59.

The spelling of 2425777847240 in words is "two trillion, four hundred twenty-five billion, seven hundred seventy-seven million, eight hundred forty-seven thousand, two hundred forty".