2523154240512 has 154 divisors (see below), whose sum is σ = 7562309505258. Its totient is φ = 841051164672.

The previous prime is 2523154240511. The next prime is 2523154240513. The reversal of 2523154240512 is 2150424513252.

2523154240512 is a `hidden beast` number, since 2 + 5 + 23 + 1 + 542 + 40 + 51 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (2523154240511) and next prime (2523154240513).

It can be written as a sum of positive squares in only one way, i.e., 2456416751616 + 66737488896 = 1567296^2 + 258336^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2523154240511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 943503 + ... + 2436494.

Almost surely, 2^{2523154240512} is an apocalyptic number.

It is an amenable number.

2523154240512 is an abundant number, since it is smaller than the sum of its proper divisors (5039155264746).

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

2523154240512 is an frugal number, since it uses more digits than its factorization.

2523154240512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3380035 (or 3380002 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 2523154240512 its reverse (2150424513252), we get a palindrome (4673578753764).

The spelling of 2523154240512 in words is "two trillion, five hundred twenty-three billion, one hundred fifty-four million, two hundred forty thousand, five hundred twelve".