2625366051840 has 352 divisors, whose sum is σ = 10013905658880. Its totient is φ = 573992534016.

The previous prime is 2625366051811. The next prime is 2625366051883. The reversal of 2625366051840 is 481506635262.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 2625366051840.

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, 1942146 + ... + 3003774.

Almost surely, 2^{2625366051840} is an apocalyptic number.

2625366051840 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 2625366051840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5006952829440).

2625366051840 is an abundant number, since it is smaller than the sum of its proper divisors (7388539607040).

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

2625366051840 is a wasteful number, since it uses less digits than its factorization.

2625366051840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1061687 (or 1061669 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 48.

The spelling of 2625366051840 in words is "two trillion, six hundred twenty-five billion, three hundred sixty-six million, fifty-one thousand, eight hundred forty".