2512654266402 has 144 divisors (see below), whose sum is σ = 6596412469920. Its totient is φ = 714737120832.

The previous prime is 2512654266377. The next prime is 2512654266509. The reversal of 2512654266402 is 2046624562152.

2512654266402 is a `hidden beast` number, since 2 + 5 + 1 + 2 + 6 + 542 + 66 + 40 + 2 = 666.

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 71 ways as a sum of consecutive naturals, for example, 5173374 + ... + 5638182.

It is an arithmetic number, because the mean of its divisors is an integer number (45808419930).

Almost surely, 2^{2512654266402} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2512654266402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3298206234960).

2512654266402 is an abundant number, since it is smaller than the sum of its proper divisors (4083758203518).

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

2512654266402 is a wasteful number, since it uses less digits than its factorization.

2512654266402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465067 (or 465048 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 45.

The spelling of 2512654266402 in words is "two trillion, five hundred twelve billion, six hundred fifty-four million, two hundred sixty-six thousand, four hundred two".