2523544540240 has 40 divisors (see below), whose sum is σ = 5966685830880. Its totient is φ = 992309037696.

The previous prime is 2523544540201. The next prime is 2523544540271. The reversal of 2523544540240 is 420454453252.

2523544540240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×2523544540240² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 2523544540193 and 2523544540202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267319914 + ... + 267329353.

It is an arithmetic number, because the mean of its divisors is an integer number (149167145772).

Almost surely, 2^{2523544540240} is an apocalyptic number.

2523544540240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2523544540240 is an abundant number, since it is smaller than the sum of its proper divisors (3443141290640).

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

2523544540240 is a wasteful number, since it uses less digits than its factorization.

2523544540240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534649339 (or 534649333 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 40.

Adding to 2523544540240 its reverse (420454453252), we get a palindrome (2943998993492).

The spelling of 2523544540240 in words is "two trillion, five hundred twenty-three billion, five hundred forty-four million, five hundred forty thousand, two hundred forty".