2506130621016 has 64 divisors (see below), whose sum is σ = 6835379443200. Its totient is φ = 759380438400.

The previous prime is 2506130621003. The next prime is 2506130621039. The reversal of 2506130621016 is 6101260316052.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3537601 + ... + 4186511.

It is an arithmetic number, because the mean of its divisors is an integer number (106802803800).

Almost surely, 2^{2506130621016} is an apocalyptic number.

It is an amenable number.

2506130621016 is an abundant number, since it is smaller than the sum of its proper divisors (4329248822184).

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

2506130621016 is a wasteful number, since it uses less digits than its factorization.

2506130621016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 663560 (or 663556 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

Adding to 2506130621016 its reverse (6101260316052), we get a palindrome (8607390937068).

The spelling of 2506130621016 in words is "two trillion, five hundred six billion, one hundred thirty million, six hundred twenty-one thousand, sixteen".