2513541122540 has 48 divisors (see below), whose sum is σ = 6055436040192. Its totient is φ = 858508764096.

The previous prime is 2513541122539. The next prime is 2513541122569. The reversal of 2513541122540 is 452211453152.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 2513541122540.

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, 34096004 + ... + 34169643.

It is an arithmetic number, because the mean of its divisors is an integer number (126154917504).

Almost surely, 2^{2513541122540} is an apocalyptic number.

2513541122540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2513541122540 is an abundant number, since it is smaller than the sum of its proper divisors (3541894917652).

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

2513541122540 is a wasteful number, since it uses less digits than its factorization.

2513541122540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68265926 (or 68265924 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 2513541122540 its reverse (452211453152), we get a palindrome (2965752575692).

The spelling of 2513541122540 in words is "two trillion, five hundred thirteen billion, five hundred forty-one million, one hundred twenty-two thousand, five hundred forty".