2512145667522 has 16 divisors (see below), whose sum is σ = 5032679140800. Its totient is φ = 835983921552.

The previous prime is 2512145667511. The next prime is 2512145667533. The reversal of 2512145667522 is 2257665412152.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2512145667511) and next prime (2512145667533).

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, 349488013 + ... + 349495200.

It is an arithmetic number, because the mean of its divisors is an integer number (314542446300).

Almost surely, 2^{2512145667522} is an apocalyptic number.

2512145667522 is an abundant number, since it is smaller than the sum of its proper divisors (2520533473278).

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

2512145667522 is a wasteful number, since it uses less digits than its factorization.

2512145667522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698983817.

The product of its digits is 2016000, while the sum is 48.

The spelling of 2512145667522 in words is "two trillion, five hundred twelve billion, one hundred forty-five million, six hundred sixty-seven thousand, five hundred twenty-two".