2502515012646 has 64 divisors (see below), whose sum is σ = 5543790817536. Its totient is φ = 746714073600.

The previous prime is 2502515012639. The next prime is 2502515012681. The reversal of 2502515012646 is 6462105152052.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10821186 + ... + 11050026.

It is an arithmetic number, because the mean of its divisors is an integer number (86621731524).

Almost surely, 2^{2502515012646} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2502515012646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2771895408768).

2502515012646 is an abundant number, since it is smaller than the sum of its proper divisors (3041275804890).

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

2502515012646 is a wasteful number, since it uses less digits than its factorization.

2502515012646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231397.

The product of its (nonzero) digits is 144000, while the sum is 39.

The spelling of 2502515012646 in words is "two trillion, five hundred two billion, five hundred fifteen million, twelve thousand, six hundred forty-six".